Home / 9,147.98-13,722.02-2,574.23

Finding the Fourth Proportional to 9,147.98, 13,722.02 and 2,574.23

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Solution

The fourth proportional to 9,147.98, 13,722.02 and 2,574.23 is: 3,861.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,147.98 : 13,722.02 = 2,574.23 : x
  2. Step 2: Convert to fraction form
    9,147.98/13,722.02 = 2,574.23/x
  3. Step 3: Cross multiply
    9,147.98x = 13,722.02 × 2,574.23
  4. Step 4: Simplify right side
    9,147.98x = 35,323,554.06
  5. Step 5: Solve for x
    x = 35,323,554.06/9,147.98
  6. Step 6: Final answer
    x = 3,861.35

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.