Home / 8,443.27-12,665.08-2,599.88

Finding the Fourth Proportional to 8,443.27, 12,665.08 and 2,599.88

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Solution

The fourth proportional to 8,443.27, 12,665.08 and 2,599.88 is: 3,899.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,443.27 : 12,665.08 = 2,599.88 : x
  2. Step 2: Convert to fraction form
    8,443.27/12,665.08 = 2,599.88/x
  3. Step 3: Cross multiply
    8,443.27x = 12,665.08 × 2,599.88
  4. Step 4: Simplify right side
    8,443.27x = 32,927,628.11
  5. Step 5: Solve for x
    x = 32,927,628.11/8,443.27
  6. Step 6: Final answer
    x = 3,899.87

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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.