Home / 2,702.36-4,049.49-2,085.14

Finding the Fourth Proportional to 2,702.36, 4,049.49 and 2,085.14

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Solution

The fourth proportional to 2,702.36, 4,049.49 and 2,085.14 is: 3,124.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.36 : 4,049.49 = 2,085.14 : x
  2. Step 2: Convert to fraction form
    2,702.36/4,049.49 = 2,085.14/x
  3. Step 3: Cross multiply
    2,702.36x = 4,049.49 × 2,085.14
  4. Step 4: Simplify right side
    2,702.36x = 8,443,753.58
  5. Step 5: Solve for x
    x = 8,443,753.58/2,702.36
  6. Step 6: Final answer
    x = 3,124.59

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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.