Home / 8,854.18-12,218.32-4,874.53

Finding the Fourth Proportional to 8,854.18, 12,218.32 and 4,874.53

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Solution

The fourth proportional to 8,854.18, 12,218.32 and 4,874.53 is: 6,726.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.18 : 12,218.32 = 4,874.53 : x
  2. Step 2: Convert to fraction form
    8,854.18/12,218.32 = 4,874.53/x
  3. Step 3: Cross multiply
    8,854.18x = 12,218.32 × 4,874.53
  4. Step 4: Simplify right side
    8,854.18x = 59,558,481.93
  5. Step 5: Solve for x
    x = 59,558,481.93/8,854.18
  6. Step 6: Final answer
    x = 6,726.59

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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.