Home / 8,855.17-12,219.87-4,876.27

Finding the Fourth Proportional to 8,855.17, 12,219.87 and 4,876.27

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Solution

The fourth proportional to 8,855.17, 12,219.87 and 4,876.27 is: 6,729.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855.17 : 12,219.87 = 4,876.27 : x
  2. Step 2: Convert to fraction form
    8,855.17/12,219.87 = 4,876.27/x
  3. Step 3: Cross multiply
    8,855.17x = 12,219.87 × 4,876.27
  4. Step 4: Simplify right side
    8,855.17x = 59,587,385.48
  5. Step 5: Solve for x
    x = 59,587,385.48/8,855.17
  6. Step 6: Final answer
    x = 6,729.11

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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.