Home / 8,944.40-13,418.56-3,747.60

Finding the Fourth Proportional to 8,944.40, 13,418.56 and 3,747.60

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Solution

The fourth proportional to 8,944.40, 13,418.56 and 3,747.60 is: 5,622.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.40 : 13,418.56 = 3,747.60 : x
  2. Step 2: Convert to fraction form
    8,944.40/13,418.56 = 3,747.60/x
  3. Step 3: Cross multiply
    8,944.40x = 13,418.56 × 3,747.60
  4. Step 4: Simplify right side
    8,944.40x = 50,287,395.46
  5. Step 5: Solve for x
    x = 50,287,395.46/8,944.40
  6. Step 6: Final answer
    x = 5,622.22

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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.