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Finding the Fourth Proportional to 9,929.52, 14,897.52 and 4,996.62

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Solution

The fourth proportional to 9,929.52, 14,897.52 and 4,996.62 is: 7,496.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929.52 : 14,897.52 = 4,996.62 : x
  2. Step 2: Convert to fraction form
    9,929.52/14,897.52 = 4,996.62/x
  3. Step 3: Cross multiply
    9,929.52x = 14,897.52 × 4,996.62
  4. Step 4: Simplify right side
    9,929.52x = 74,437,246.38
  5. Step 5: Solve for x
    x = 74,437,246.38/9,929.52
  6. Step 6: Final answer
    x = 7,496.56

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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.