Home / 8,180.04-12,207.27-7,305.24

Finding the Fourth Proportional to 8,180.04, 12,207.27 and 7,305.24

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Solution

The fourth proportional to 8,180.04, 12,207.27 and 7,305.24 is: 10,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.04 : 12,207.27 = 7,305.24 : x
  2. Step 2: Convert to fraction form
    8,180.04/12,207.27 = 7,305.24/x
  3. Step 3: Cross multiply
    8,180.04x = 12,207.27 × 7,305.24
  4. Step 4: Simplify right side
    8,180.04x = 89,177,037.09
  5. Step 5: Solve for x
    x = 89,177,037.09/8,180.04
  6. Step 6: Final answer
    x = 10,901.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.