Home / 8,896.28-12,276.95-4,863.22

Finding the Fourth Proportional to 8,896.28, 12,276.95 and 4,863.22

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Solution

The fourth proportional to 8,896.28, 12,276.95 and 4,863.22 is: 6,711.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896.28 : 12,276.95 = 4,863.22 : x
  2. Step 2: Convert to fraction form
    8,896.28/12,276.95 = 4,863.22/x
  3. Step 3: Cross multiply
    8,896.28x = 12,276.95 × 4,863.22
  4. Step 4: Simplify right side
    8,896.28x = 59,705,453.77
  5. Step 5: Solve for x
    x = 59,705,453.77/8,896.28
  6. Step 6: Final answer
    x = 6,711.29

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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.