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Finding the Fourth Proportional to 5,017.65, 7,504.61 and 2,932.71

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Solution

The fourth proportional to 5,017.65, 7,504.61 and 2,932.71 is: 4,386.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.65 : 7,504.61 = 2,932.71 : x
  2. Step 2: Convert to fraction form
    5,017.65/7,504.61 = 2,932.71/x
  3. Step 3: Cross multiply
    5,017.65x = 7,504.61 × 2,932.71
  4. Step 4: Simplify right side
    5,017.65x = 22,008,830.13
  5. Step 5: Solve for x
    x = 22,008,830.13/5,017.65
  6. Step 6: Final answer
    x = 4,386.28

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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.