Home / 4,767.66-7,151.49-3,889.22

Finding the Fourth Proportional to 4,767.66, 7,151.49 and 3,889.22

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Solution

The fourth proportional to 4,767.66, 7,151.49 and 3,889.22 is: 5,833.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.66 : 7,151.49 = 3,889.22 : x
  2. Step 2: Convert to fraction form
    4,767.66/7,151.49 = 3,889.22/x
  3. Step 3: Cross multiply
    4,767.66x = 7,151.49 × 3,889.22
  4. Step 4: Simplify right side
    4,767.66x = 27,813,682.18
  5. Step 5: Solve for x
    x = 27,813,682.18/4,767.66
  6. Step 6: Final answer
    x = 5,833.82

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Similar ratio
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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.