Home / 7,180.59-10,772.51-2,250.21

Finding the Fourth Proportional to 7,180.59, 10,772.51 and 2,250.21

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Solution

The fourth proportional to 7,180.59, 10,772.51 and 2,250.21 is: 3,375.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180.59 : 10,772.51 = 2,250.21 : x
  2. Step 2: Convert to fraction form
    7,180.59/10,772.51 = 2,250.21/x
  3. Step 3: Cross multiply
    7,180.59x = 10,772.51 × 2,250.21
  4. Step 4: Simplify right side
    7,180.59x = 24,240,398.48
  5. Step 5: Solve for x
    x = 24,240,398.48/7,180.59
  6. Step 6: Final answer
    x = 3,375.82

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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.