Home / 8,426.92-12,642.20-2,583.38

Finding the Fourth Proportional to 8,426.92, 12,642.20 and 2,583.38

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Solution

The fourth proportional to 8,426.92, 12,642.20 and 2,583.38 is: 3,875.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426.92 : 12,642.20 = 2,583.38 : x
  2. Step 2: Convert to fraction form
    8,426.92/12,642.20 = 2,583.38/x
  3. Step 3: Cross multiply
    8,426.92x = 12,642.20 × 2,583.38
  4. Step 4: Simplify right side
    8,426.92x = 32,659,606.64
  5. Step 5: Solve for x
    x = 32,659,606.64/8,426.92
  6. Step 6: Final answer
    x = 3,875.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.