Home / 8,151.66-11,248.97-4,614.95

Finding the Fourth Proportional to 8,151.66, 11,248.97 and 4,614.95

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Solution

The fourth proportional to 8,151.66, 11,248.97 and 4,614.95 is: 6,368.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151.66 : 11,248.97 = 4,614.95 : x
  2. Step 2: Convert to fraction form
    8,151.66/11,248.97 = 4,614.95/x
  3. Step 3: Cross multiply
    8,151.66x = 11,248.97 × 4,614.95
  4. Step 4: Simplify right side
    8,151.66x = 51,913,354.78
  5. Step 5: Solve for x
    x = 51,913,354.78/8,151.66
  6. Step 6: Final answer
    x = 6,368.44

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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.