Home / 8,197.55-12,308.64-4,691.52

Finding the Fourth Proportional to 8,197.55, 12,308.64 and 4,691.52

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Solution

The fourth proportional to 8,197.55, 12,308.64 and 4,691.52 is: 7,044.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197.55 : 12,308.64 = 4,691.52 : x
  2. Step 2: Convert to fraction form
    8,197.55/12,308.64 = 4,691.52/x
  3. Step 3: Cross multiply
    8,197.55x = 12,308.64 × 4,691.52
  4. Step 4: Simplify right side
    8,197.55x = 57,746,239.53
  5. Step 5: Solve for x
    x = 57,746,239.53/8,197.55
  6. Step 6: Final answer
    x = 7,044.33

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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.