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Finding the Fourth Proportional to 5,337.65, 7,995.47 and 5,272.04

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Solution

The fourth proportional to 5,337.65, 7,995.47 and 5,272.04 is: 7,897.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337.65 : 7,995.47 = 5,272.04 : x
  2. Step 2: Convert to fraction form
    5,337.65/7,995.47 = 5,272.04/x
  3. Step 3: Cross multiply
    5,337.65x = 7,995.47 × 5,272.04
  4. Step 4: Simplify right side
    5,337.65x = 42,152,371.32
  5. Step 5: Solve for x
    x = 42,152,371.32/5,337.65
  6. Step 6: Final answer
    x = 7,897.19

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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.