Home / 8,110.22-12,159.40-5,471.16

Finding the Fourth Proportional to 8,110.22, 12,159.40 and 5,471.16

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Solution

The fourth proportional to 8,110.22, 12,159.40 and 5,471.16 is: 8,202.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.22 : 12,159.40 = 5,471.16 : x
  2. Step 2: Convert to fraction form
    8,110.22/12,159.40 = 5,471.16/x
  3. Step 3: Cross multiply
    8,110.22x = 12,159.40 × 5,471.16
  4. Step 4: Simplify right side
    8,110.22x = 66,526,022.90
  5. Step 5: Solve for x
    x = 66,526,022.90/8,110.22
  6. Step 6: Final answer
    x = 8,202.74

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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.