Home / 8,876.12-12,248.57-4,896.46

Finding the Fourth Proportional to 8,876.12, 12,248.57 and 4,896.46

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Solution

The fourth proportional to 8,876.12, 12,248.57 and 4,896.46 is: 6,756.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876.12 : 12,248.57 = 4,896.46 : x
  2. Step 2: Convert to fraction form
    8,876.12/12,248.57 = 4,896.46/x
  3. Step 3: Cross multiply
    8,876.12x = 12,248.57 × 4,896.46
  4. Step 4: Simplify right side
    8,876.12x = 59,974,614.68
  5. Step 5: Solve for x
    x = 59,974,614.68/8,876.12
  6. Step 6: Final answer
    x = 6,756.85

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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.