Home / 8,943.49-13,428.40-5,002.47

Finding the Fourth Proportional to 8,943.49, 13,428.40 and 5,002.47

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Solution

The fourth proportional to 8,943.49, 13,428.40 and 5,002.47 is: 7,511.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.49 : 13,428.40 = 5,002.47 : x
  2. Step 2: Convert to fraction form
    8,943.49/13,428.40 = 5,002.47/x
  3. Step 3: Cross multiply
    8,943.49x = 13,428.40 × 5,002.47
  4. Step 4: Simplify right side
    8,943.49x = 67,175,174.40
  5. Step 5: Solve for x
    x = 67,175,174.40/8,943.49
  6. Step 6: Final answer
    x = 7,511.07

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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.