Home / 2,702.88-4,053.74-1,241.70

Finding the Fourth Proportional to 2,702.88, 4,053.74 and 1,241.70

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Solution

The fourth proportional to 2,702.88, 4,053.74 and 1,241.70 is: 1,862.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.88 : 4,053.74 = 1,241.70 : x
  2. Step 2: Convert to fraction form
    2,702.88/4,053.74 = 1,241.70/x
  3. Step 3: Cross multiply
    2,702.88x = 4,053.74 × 1,241.70
  4. Step 4: Simplify right side
    2,702.88x = 5,033,528.96
  5. Step 5: Solve for x
    x = 5,033,528.96/2,702.88
  6. Step 6: Final answer
    x = 1,862.28

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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.