Home / 8,510.24-12,766.98-2,665.28

Finding the Fourth Proportional to 8,510.24, 12,766.98 and 2,665.28

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Solution

The fourth proportional to 8,510.24, 12,766.98 and 2,665.28 is: 3,998.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510.24 : 12,766.98 = 2,665.28 : x
  2. Step 2: Convert to fraction form
    8,510.24/12,766.98 = 2,665.28/x
  3. Step 3: Cross multiply
    8,510.24x = 12,766.98 × 2,665.28
  4. Step 4: Simplify right side
    8,510.24x = 34,027,576.45
  5. Step 5: Solve for x
    x = 34,027,576.45/8,510.24
  6. Step 6: Final answer
    x = 3,998.43

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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.