Home / 2,865.85-4,296.44-2,702.87

Finding the Fourth Proportional to 2,865.85, 4,296.44 and 2,702.87

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Solution

The fourth proportional to 2,865.85, 4,296.44 and 2,702.87 is: 4,052.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.85 : 4,296.44 = 2,702.87 : x
  2. Step 2: Convert to fraction form
    2,865.85/4,296.44 = 2,702.87/x
  3. Step 3: Cross multiply
    2,865.85x = 4,296.44 × 2,702.87
  4. Step 4: Simplify right side
    2,865.85x = 11,612,720.17
  5. Step 5: Solve for x
    x = 11,612,720.17/2,865.85
  6. Step 6: Final answer
    x = 4,052.11

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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.