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Finding the Fourth Proportional to 4,699.92, 7,050.47 and 1,537.29

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Solution

The fourth proportional to 4,699.92, 7,050.47 and 1,537.29 is: 2,306.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.92 : 7,050.47 = 1,537.29 : x
  2. Step 2: Convert to fraction form
    4,699.92/7,050.47 = 1,537.29/x
  3. Step 3: Cross multiply
    4,699.92x = 7,050.47 × 1,537.29
  4. Step 4: Simplify right side
    4,699.92x = 10,838,609.34
  5. Step 5: Solve for x
    x = 10,838,609.34/4,699.92
  6. Step 6: Final answer
    x = 2,306.13

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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.