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Finding the Fourth Proportional to 3,713.07, 5,561.58 and 3,494.97

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Solution

The fourth proportional to 3,713.07, 5,561.58 and 3,494.97 is: 5,234.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.07 : 5,561.58 = 3,494.97 : x
  2. Step 2: Convert to fraction form
    3,713.07/5,561.58 = 3,494.97/x
  3. Step 3: Cross multiply
    3,713.07x = 5,561.58 × 3,494.97
  4. Step 4: Simplify right side
    3,713.07x = 19,437,555.25
  5. Step 5: Solve for x
    x = 19,437,555.25/3,713.07
  6. Step 6: Final answer
    x = 5,234.90

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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.