Home / 2,702.17-4,049.58-1,140.88

Finding the Fourth Proportional to 2,702.17, 4,049.58 and 1,140.88

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Solution

The fourth proportional to 2,702.17, 4,049.58 and 1,140.88 is: 1,709.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.17 : 4,049.58 = 1,140.88 : x
  2. Step 2: Convert to fraction form
    2,702.17/4,049.58 = 1,140.88/x
  3. Step 3: Cross multiply
    2,702.17x = 4,049.58 × 1,140.88
  4. Step 4: Simplify right side
    2,702.17x = 4,620,084.83
  5. Step 5: Solve for x
    x = 4,620,084.83/2,702.17
  6. Step 6: Final answer
    x = 1,709.77

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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.