Home / 2,247.88-3,372.36-1,077.80

Finding the Fourth Proportional to 2,247.88, 3,372.36 and 1,077.80

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Solution

The fourth proportional to 2,247.88, 3,372.36 and 1,077.80 is: 1,616.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.88 : 3,372.36 = 1,077.80 : x
  2. Step 2: Convert to fraction form
    2,247.88/3,372.36 = 1,077.80/x
  3. Step 3: Cross multiply
    2,247.88x = 3,372.36 × 1,077.80
  4. Step 4: Simplify right side
    2,247.88x = 3,634,729.61
  5. Step 5: Solve for x
    x = 3,634,729.61/2,247.88
  6. Step 6: Final answer
    x = 1,616.96

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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.