Home / 8,883.11-12,258.20-5,525.82

Finding the Fourth Proportional to 8,883.11, 12,258.20 and 5,525.82

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Solution

The fourth proportional to 8,883.11, 12,258.20 and 5,525.82 is: 7,625.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.11 : 12,258.20 = 5,525.82 : x
  2. Step 2: Convert to fraction form
    8,883.11/12,258.20 = 5,525.82/x
  3. Step 3: Cross multiply
    8,883.11x = 12,258.20 × 5,525.82
  4. Step 4: Simplify right side
    8,883.11x = 67,736,620.54
  5. Step 5: Solve for x
    x = 67,736,620.54/8,883.11
  6. Step 6: Final answer
    x = 7,625.33

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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.