Home / 9,943.20-14,915.16-3,370.02

Finding the Fourth Proportional to 9,943.20, 14,915.16 and 3,370.02

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Solution

The fourth proportional to 9,943.20, 14,915.16 and 3,370.02 is: 5,055.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.20 : 14,915.16 = 3,370.02 : x
  2. Step 2: Convert to fraction form
    9,943.20/14,915.16 = 3,370.02/x
  3. Step 3: Cross multiply
    9,943.20x = 14,915.16 × 3,370.02
  4. Step 4: Simplify right side
    9,943.20x = 50,264,387.50
  5. Step 5: Solve for x
    x = 50,264,387.50/9,943.20
  6. Step 6: Final answer
    x = 5,055.15

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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.