Home / 5,578.22-7,695.51-3,453.18

Finding the Fourth Proportional to 5,578.22, 7,695.51 and 3,453.18

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Solution

The fourth proportional to 5,578.22, 7,695.51 and 3,453.18 is: 4,763.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.22 : 7,695.51 = 3,453.18 : x
  2. Step 2: Convert to fraction form
    5,578.22/7,695.51 = 3,453.18/x
  3. Step 3: Cross multiply
    5,578.22x = 7,695.51 × 3,453.18
  4. Step 4: Simplify right side
    5,578.22x = 26,573,982.70
  5. Step 5: Solve for x
    x = 26,573,982.70/5,578.22
  6. Step 6: Final answer
    x = 4,763.88

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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.