Home / 8,729.11-12,046.17-4,750.24

Finding the Fourth Proportional to 8,729.11, 12,046.17 and 4,750.24

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Solution

The fourth proportional to 8,729.11, 12,046.17 and 4,750.24 is: 6,555.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729.11 : 12,046.17 = 4,750.24 : x
  2. Step 2: Convert to fraction form
    8,729.11/12,046.17 = 4,750.24/x
  3. Step 3: Cross multiply
    8,729.11x = 12,046.17 × 4,750.24
  4. Step 4: Simplify right side
    8,729.11x = 57,222,198.58
  5. Step 5: Solve for x
    x = 57,222,198.58/8,729.11
  6. Step 6: Final answer
    x = 6,555.33

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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.