Home / 8,042.80-12,060.96-3,359.74

Finding the Fourth Proportional to 8,042.80, 12,060.96 and 3,359.74

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Solution

The fourth proportional to 8,042.80, 12,060.96 and 3,359.74 is: 5,038.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.80 : 12,060.96 = 3,359.74 : x
  2. Step 2: Convert to fraction form
    8,042.80/12,060.96 = 3,359.74/x
  3. Step 3: Cross multiply
    8,042.80x = 12,060.96 × 3,359.74
  4. Step 4: Simplify right side
    8,042.80x = 40,521,689.75
  5. Step 5: Solve for x
    x = 40,521,689.75/8,042.80
  6. Step 6: Final answer
    x = 5,038.26

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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.