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Finding the Fourth Proportional to 3,614.94, 5,417.13 and 1,532.07

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Solution

The fourth proportional to 3,614.94, 5,417.13 and 1,532.07 is: 2,295.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.94 : 5,417.13 = 1,532.07 : x
  2. Step 2: Convert to fraction form
    3,614.94/5,417.13 = 1,532.07/x
  3. Step 3: Cross multiply
    3,614.94x = 5,417.13 × 1,532.07
  4. Step 4: Simplify right side
    3,614.94x = 8,299,422.36
  5. Step 5: Solve for x
    x = 8,299,422.36/3,614.94
  6. Step 6: Final answer
    x = 2,295.87

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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.