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Finding the Fourth Proportional to 3,952.98, 5,929.47 and 3,712.41

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Solution

The fourth proportional to 3,952.98, 5,929.47 and 3,712.41 is: 5,568.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.98 : 5,929.47 = 3,712.41 : x
  2. Step 2: Convert to fraction form
    3,952.98/5,929.47 = 3,712.41/x
  3. Step 3: Cross multiply
    3,952.98x = 5,929.47 × 3,712.41
  4. Step 4: Simplify right side
    3,952.98x = 22,012,623.72
  5. Step 5: Solve for x
    x = 22,012,623.72/3,952.98
  6. Step 6: Final answer
    x = 5,568.62

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1.5x scale

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.