Home / 9,471.38-13,071.10-5,222.42

Finding the Fourth Proportional to 9,471.38, 13,071.10 and 5,222.42

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Solution

The fourth proportional to 9,471.38, 13,071.10 and 5,222.42 is: 7,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,471.38 : 13,071.10 = 5,222.42 : x
  2. Step 2: Convert to fraction form
    9,471.38/13,071.10 = 5,222.42/x
  3. Step 3: Cross multiply
    9,471.38x = 13,071.10 × 5,222.42
  4. Step 4: Simplify right side
    9,471.38x = 68,262,774.06
  5. Step 5: Solve for x
    x = 68,262,774.06/9,471.38
  6. Step 6: Final answer
    x = 7,207.27

Related Problems

Find fourth proportional to 4,735.69, 6,535.55 and 2,611.21
Half scale
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Double scale
Find fourth proportional to 9,472.38, 13,072.48 and 5,223.42
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.