Home / 2,261.14-3,385.53-1,711.76

Finding the Fourth Proportional to 2,261.14, 3,385.53 and 1,711.76

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Solution

The fourth proportional to 2,261.14, 3,385.53 and 1,711.76 is: 2,562.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.14 : 3,385.53 = 1,711.76 : x
  2. Step 2: Convert to fraction form
    2,261.14/3,385.53 = 1,711.76/x
  3. Step 3: Cross multiply
    2,261.14x = 3,385.53 × 1,711.76
  4. Step 4: Simplify right side
    2,261.14x = 5,795,197.91
  5. Step 5: Solve for x
    x = 5,795,197.91/2,261.14
  6. Step 6: Final answer
    x = 2,562.96

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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.