Home / 3,702.05-5,553.36-1,236.88

Finding the Fourth Proportional to 3,702.05, 5,553.36 and 1,236.88

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Solution

The fourth proportional to 3,702.05, 5,553.36 and 1,236.88 is: 1,855.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.05 : 5,553.36 = 1,236.88 : x
  2. Step 2: Convert to fraction form
    3,702.05/5,553.36 = 1,236.88/x
  3. Step 3: Cross multiply
    3,702.05x = 5,553.36 × 1,236.88
  4. Step 4: Simplify right side
    3,702.05x = 6,868,824.74
  5. Step 5: Solve for x
    x = 6,868,824.74/3,702.05
  6. Step 6: Final answer
    x = 1,855.41

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1.5x scale

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.