Home / 5,552.22-7,664.49-3,876.06

Finding the Fourth Proportional to 5,552.22, 7,664.49 and 3,876.06

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Solution

The fourth proportional to 5,552.22, 7,664.49 and 3,876.06 is: 5,350.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.22 : 7,664.49 = 3,876.06 : x
  2. Step 2: Convert to fraction form
    5,552.22/7,664.49 = 3,876.06/x
  3. Step 3: Cross multiply
    5,552.22x = 7,664.49 × 3,876.06
  4. Step 4: Simplify right side
    5,552.22x = 29,708,023.11
  5. Step 5: Solve for x
    x = 29,708,023.11/5,552.22
  6. Step 6: Final answer
    x = 5,350.66

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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.