Home / 8,110.20-12,141.61-7,332.00

Finding the Fourth Proportional to 8,110.20, 12,141.61 and 7,332.00

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Solution

The fourth proportional to 8,110.20, 12,141.61 and 7,332.00 is: 10,976.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.20 : 12,141.61 = 7,332.00 : x
  2. Step 2: Convert to fraction form
    8,110.20/12,141.61 = 7,332.00/x
  3. Step 3: Cross multiply
    8,110.20x = 12,141.61 × 7,332.00
  4. Step 4: Simplify right side
    8,110.20x = 89,022,220.66
  5. Step 5: Solve for x
    x = 89,022,220.66/8,110.20
  6. Step 6: Final answer
    x = 10,976.57

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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.