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Finding the Fourth Proportional to 6,141.32, 9,216.84 and 2,681

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Solution

The fourth proportional to 6,141.32, 9,216.84 and 2,681 is: 4,023.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141.32 : 9,216.84 = 2,681 : x
  2. Step 2: Convert to fraction form
    6,141.32/9,216.84 = 2,681/x
  3. Step 3: Cross multiply
    6,141.32x = 9,216.84 × 2,681
  4. Step 4: Simplify right side
    6,141.32x = 24,710,348.04
  5. Step 5: Solve for x
    x = 24,710,348.04/6,141.32
  6. Step 6: Final answer
    x = 4,023.62

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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.