Home / 8,805.46-12,151.51-4,772.41

Finding the Fourth Proportional to 8,805.46, 12,151.51 and 4,772.41

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Solution

The fourth proportional to 8,805.46, 12,151.51 and 4,772.41 is: 6,585.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805.46 : 12,151.51 = 4,772.41 : x
  2. Step 2: Convert to fraction form
    8,805.46/12,151.51 = 4,772.41/x
  3. Step 3: Cross multiply
    8,805.46x = 12,151.51 × 4,772.41
  4. Step 4: Simplify right side
    8,805.46x = 57,991,921.73
  5. Step 5: Solve for x
    x = 57,991,921.73/8,805.46
  6. Step 6: Final answer
    x = 6,585.91

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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.