Home / 8,816.75-12,167.11-4,837.76

Finding the Fourth Proportional to 8,816.75, 12,167.11 and 4,837.76

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Solution

The fourth proportional to 8,816.75, 12,167.11 and 4,837.76 is: 6,676.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.75 : 12,167.11 = 4,837.76 : x
  2. Step 2: Convert to fraction form
    8,816.75/12,167.11 = 4,837.76/x
  3. Step 3: Cross multiply
    8,816.75x = 12,167.11 × 4,837.76
  4. Step 4: Simplify right side
    8,816.75x = 58,861,548.91
  5. Step 5: Solve for x
    x = 58,861,548.91/8,816.75
  6. Step 6: Final answer
    x = 6,676.11

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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.