Home / 3,702.40-5,553.60-2,465.80

Finding the Fourth Proportional to 3,702.40, 5,553.60 and 2,465.80

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Solution

The fourth proportional to 3,702.40, 5,553.60 and 2,465.80 is: 3,698.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.40 : 5,553.60 = 2,465.80 : x
  2. Step 2: Convert to fraction form
    3,702.40/5,553.60 = 2,465.80/x
  3. Step 3: Cross multiply
    3,702.40x = 5,553.60 × 2,465.80
  4. Step 4: Simplify right side
    3,702.40x = 13,694,066.88
  5. Step 5: Solve for x
    x = 13,694,066.88/3,702.40
  6. Step 6: Final answer
    x = 3,698.70

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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.