Home / 8,055.56-11,117.24-4,471.66

Finding the Fourth Proportional to 8,055.56, 11,117.24 and 4,471.66

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Solution

The fourth proportional to 8,055.56, 11,117.24 and 4,471.66 is: 6,171.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.56 : 11,117.24 = 4,471.66 : x
  2. Step 2: Convert to fraction form
    8,055.56/11,117.24 = 4,471.66/x
  3. Step 3: Cross multiply
    8,055.56x = 11,117.24 × 4,471.66
  4. Step 4: Simplify right side
    8,055.56x = 49,712,517.42
  5. Step 5: Solve for x
    x = 49,712,517.42/8,055.56
  6. Step 6: Final answer
    x = 6,171.21

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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.