Home / 8,654.17-11,941.76-5,298.95

Finding the Fourth Proportional to 8,654.17, 11,941.76 and 5,298.95

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Solution

The fourth proportional to 8,654.17, 11,941.76 and 5,298.95 is: 7,311.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,654.17 : 11,941.76 = 5,298.95 : x
  2. Step 2: Convert to fraction form
    8,654.17/11,941.76 = 5,298.95/x
  3. Step 3: Cross multiply
    8,654.17x = 11,941.76 × 5,298.95
  4. Step 4: Simplify right side
    8,654.17x = 63,278,789.15
  5. Step 5: Solve for x
    x = 63,278,789.15/8,654.17
  6. Step 6: Final answer
    x = 7,311.94

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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.