Home / 8,944.28-13,420.23-4,499.61

Finding the Fourth Proportional to 8,944.28, 13,420.23 and 4,499.61

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Solution

The fourth proportional to 8,944.28, 13,420.23 and 4,499.61 is: 6,751.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.28 : 13,420.23 = 4,499.61 : x
  2. Step 2: Convert to fraction form
    8,944.28/13,420.23 = 4,499.61/x
  3. Step 3: Cross multiply
    8,944.28x = 13,420.23 × 4,499.61
  4. Step 4: Simplify right side
    8,944.28x = 60,385,801.11
  5. Step 5: Solve for x
    x = 60,385,801.11/8,944.28
  6. Step 6: Final answer
    x = 6,751.33

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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.