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Finding the Fourth Proportional to 3,666.71, 5,060.07 and 2,174.74

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Solution

The fourth proportional to 3,666.71, 5,060.07 and 2,174.74 is: 3,001.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.71 : 5,060.07 = 2,174.74 : x
  2. Step 2: Convert to fraction form
    3,666.71/5,060.07 = 2,174.74/x
  3. Step 3: Cross multiply
    3,666.71x = 5,060.07 × 2,174.74
  4. Step 4: Simplify right side
    3,666.71x = 11,004,323.98
  5. Step 5: Solve for x
    x = 11,004,323.98/3,666.71
  6. Step 6: Final answer
    x = 3,001.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.