Home / 8,824.44-12,180.46-5,680.63

Finding the Fourth Proportional to 8,824.44, 12,180.46 and 5,680.63

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Solution

The fourth proportional to 8,824.44, 12,180.46 and 5,680.63 is: 7,841.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.44 : 12,180.46 = 5,680.63 : x
  2. Step 2: Convert to fraction form
    8,824.44/12,180.46 = 5,680.63/x
  3. Step 3: Cross multiply
    8,824.44x = 12,180.46 × 5,680.63
  4. Step 4: Simplify right side
    8,824.44x = 69,192,625.59
  5. Step 5: Solve for x
    x = 69,192,625.59/8,824.44
  6. Step 6: Final answer
    x = 7,841.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.