Home / 8,151.17-11,248.57-4,425.17

Finding the Fourth Proportional to 8,151.17, 11,248.57 and 4,425.17

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Solution

The fourth proportional to 8,151.17, 11,248.57 and 4,425.17 is: 6,106.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151.17 : 11,248.57 = 4,425.17 : x
  2. Step 2: Convert to fraction form
    8,151.17/11,248.57 = 4,425.17/x
  3. Step 3: Cross multiply
    8,151.17x = 11,248.57 × 4,425.17
  4. Step 4: Simplify right side
    8,151.17x = 49,776,834.51
  5. Step 5: Solve for x
    x = 49,776,834.51/8,151.17
  6. Step 6: Final answer
    x = 6,106.71

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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.