Home / 6,657.20-9,985.89-2,274.56

Finding the Fourth Proportional to 6,657.20, 9,985.89 and 2,274.56

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Solution

The fourth proportional to 6,657.20, 9,985.89 and 2,274.56 is: 3,411.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,657.20 : 9,985.89 = 2,274.56 : x
  2. Step 2: Convert to fraction form
    6,657.20/9,985.89 = 2,274.56/x
  3. Step 3: Cross multiply
    6,657.20x = 9,985.89 × 2,274.56
  4. Step 4: Simplify right side
    6,657.20x = 22,713,505.96
  5. Step 5: Solve for x
    x = 22,713,505.96/6,657.20
  6. Step 6: Final answer
    x = 3,411.87

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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.