Home / 10,366.20-15,550.11-5,104.04

Finding the Fourth Proportional to 10,366.20, 15,550.11 and 5,104.04

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Solution

The fourth proportional to 10,366.20, 15,550.11 and 5,104.04 is: 7,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.20 : 15,550.11 = 5,104.04 : x
  2. Step 2: Convert to fraction form
    10,366.20/15,550.11 = 5,104.04/x
  3. Step 3: Cross multiply
    10,366.20x = 15,550.11 × 5,104.04
  4. Step 4: Simplify right side
    10,366.20x = 79,368,305.69
  5. Step 5: Solve for x
    x = 79,368,305.69/10,366.20
  6. Step 6: Final answer
    x = 7,656.45

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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.