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Finding the Fourth Proportional to 5,779.52, 8,658.07 and 3,799.15

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Solution

The fourth proportional to 5,779.52, 8,658.07 and 3,799.15 is: 5,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.52 : 8,658.07 = 3,799.15 : x
  2. Step 2: Convert to fraction form
    5,779.52/8,658.07 = 3,799.15/x
  3. Step 3: Cross multiply
    5,779.52x = 8,658.07 × 3,799.15
  4. Step 4: Simplify right side
    5,779.52x = 32,893,275.50
  5. Step 5: Solve for x
    x = 32,893,275.50/5,779.52
  6. Step 6: Final answer
    x = 5,691.35

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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.