Home / 8,177.97-11,285.88-4,641.33

Finding the Fourth Proportional to 8,177.97, 11,285.88 and 4,641.33

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Solution

The fourth proportional to 8,177.97, 11,285.88 and 4,641.33 is: 6,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.97 : 11,285.88 = 4,641.33 : x
  2. Step 2: Convert to fraction form
    8,177.97/11,285.88 = 4,641.33/x
  3. Step 3: Cross multiply
    8,177.97x = 11,285.88 × 4,641.33
  4. Step 4: Simplify right side
    8,177.97x = 52,381,493.42
  5. Step 5: Solve for x
    x = 52,381,493.42/8,177.97
  6. Step 6: Final answer
    x = 6,405.20

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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.