Home / 9,701.04-13,386.84-5,722.32

Finding the Fourth Proportional to 9,701.04, 13,386.84 and 5,722.32

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Solution

The fourth proportional to 9,701.04, 13,386.84 and 5,722.32 is: 7,896.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,701.04 : 13,386.84 = 5,722.32 : x
  2. Step 2: Convert to fraction form
    9,701.04/13,386.84 = 5,722.32/x
  3. Step 3: Cross multiply
    9,701.04x = 13,386.84 × 5,722.32
  4. Step 4: Simplify right side
    9,701.04x = 76,603,782.27
  5. Step 5: Solve for x
    x = 76,603,782.27/9,701.04
  6. Step 6: Final answer
    x = 7,896.45

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Double scale
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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.