Home / 9,943.47-14,915.21-5,017.28

Finding the Fourth Proportional to 9,943.47, 14,915.21 and 5,017.28

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Solution

The fourth proportional to 9,943.47, 14,915.21 and 5,017.28 is: 7,525.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.47 : 14,915.21 = 5,017.28 : x
  2. Step 2: Convert to fraction form
    9,943.47/14,915.21 = 5,017.28/x
  3. Step 3: Cross multiply
    9,943.47x = 14,915.21 × 5,017.28
  4. Step 4: Simplify right side
    9,943.47x = 74,833,685.17
  5. Step 5: Solve for x
    x = 74,833,685.17/9,943.47
  6. Step 6: Final answer
    x = 7,525.91

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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.