Home / 3,726.80-5,591.40-2,495.60

Finding the Fourth Proportional to 3,726.80, 5,591.40 and 2,495.60

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Solution

The fourth proportional to 3,726.80, 5,591.40 and 2,495.60 is: 3,744.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.80 : 5,591.40 = 2,495.60 : x
  2. Step 2: Convert to fraction form
    3,726.80/5,591.40 = 2,495.60/x
  3. Step 3: Cross multiply
    3,726.80x = 5,591.40 × 2,495.60
  4. Step 4: Simplify right side
    3,726.80x = 13,953,897.84
  5. Step 5: Solve for x
    x = 13,953,897.84/3,726.80
  6. Step 6: Final answer
    x = 3,744.20

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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.