Home / 5,151.09-7,754.48-4,691.82

Finding the Fourth Proportional to 5,151.09, 7,754.48 and 4,691.82

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Solution

The fourth proportional to 5,151.09, 7,754.48 and 4,691.82 is: 7,063.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.09 : 7,754.48 = 4,691.82 : x
  2. Step 2: Convert to fraction form
    5,151.09/7,754.48 = 4,691.82/x
  3. Step 3: Cross multiply
    5,151.09x = 7,754.48 × 4,691.82
  4. Step 4: Simplify right side
    5,151.09x = 36,382,624.35
  5. Step 5: Solve for x
    x = 36,382,624.35/5,151.09
  6. Step 6: Final answer
    x = 7,063.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.