Home / 8,101.17-12,151.76-4,197.38

Finding the Fourth Proportional to 8,101.17, 12,151.76 and 4,197.38

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Solution

The fourth proportional to 8,101.17, 12,151.76 and 4,197.38 is: 6,296.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.17 : 12,151.76 = 4,197.38 : x
  2. Step 2: Convert to fraction form
    8,101.17/12,151.76 = 4,197.38/x
  3. Step 3: Cross multiply
    8,101.17x = 12,151.76 × 4,197.38
  4. Step 4: Simplify right side
    8,101.17x = 51,005,472.64
  5. Step 5: Solve for x
    x = 51,005,472.64/8,101.17
  6. Step 6: Final answer
    x = 6,296.06

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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.