Home / 8,864.28-12,233.18-4,885.88

Finding the Fourth Proportional to 8,864.28, 12,233.18 and 4,885.88

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Solution

The fourth proportional to 8,864.28, 12,233.18 and 4,885.88 is: 6,742.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.28 : 12,233.18 = 4,885.88 : x
  2. Step 2: Convert to fraction form
    8,864.28/12,233.18 = 4,885.88/x
  3. Step 3: Cross multiply
    8,864.28x = 12,233.18 × 4,885.88
  4. Step 4: Simplify right side
    8,864.28x = 59,769,849.50
  5. Step 5: Solve for x
    x = 59,769,849.50/8,864.28
  6. Step 6: Final answer
    x = 6,742.78

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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.