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Finding the Fourth Proportional to 6,329.52, 9,489.72 and 3,040.08

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Solution

The fourth proportional to 6,329.52, 9,489.72 and 3,040.08 is: 4,557.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329.52 : 9,489.72 = 3,040.08 : x
  2. Step 2: Convert to fraction form
    6,329.52/9,489.72 = 3,040.08/x
  3. Step 3: Cross multiply
    6,329.52x = 9,489.72 × 3,040.08
  4. Step 4: Simplify right side
    6,329.52x = 28,849,507.98
  5. Step 5: Solve for x
    x = 28,849,507.98/6,329.52
  6. Step 6: Final answer
    x = 4,557.93

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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.