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Finding the Fourth Proportional to 5,708.07, 8,562.11 and 3,759.82

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Solution

The fourth proportional to 5,708.07, 8,562.11 and 3,759.82 is: 5,639.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,708.07 : 8,562.11 = 3,759.82 : x
  2. Step 2: Convert to fraction form
    5,708.07/8,562.11 = 3,759.82/x
  3. Step 3: Cross multiply
    5,708.07x = 8,562.11 × 3,759.82
  4. Step 4: Simplify right side
    5,708.07x = 32,191,952.22
  5. Step 5: Solve for x
    x = 32,191,952.22/5,708.07
  6. Step 6: Final answer
    x = 5,639.73

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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.