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Finding the Fourth Proportional to 8,877.59, 13,305.80 and 4,127.33

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Solution

The fourth proportional to 8,877.59, 13,305.80 and 4,127.33 is: 6,186.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877.59 : 13,305.80 = 4,127.33 : x
  2. Step 2: Convert to fraction form
    8,877.59/13,305.80 = 4,127.33/x
  3. Step 3: Cross multiply
    8,877.59x = 13,305.80 × 4,127.33
  4. Step 4: Simplify right side
    8,877.59x = 54,917,406.88
  5. Step 5: Solve for x
    x = 54,917,406.88/8,877.59
  6. Step 6: Final answer
    x = 6,186.07

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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.