Home / 6,117.76-9,171.44-2,422.59

Finding the Fourth Proportional to 6,117.76, 9,171.44 and 2,422.59

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Solution

The fourth proportional to 6,117.76, 9,171.44 and 2,422.59 is: 3,631.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.76 : 9,171.44 = 2,422.59 : x
  2. Step 2: Convert to fraction form
    6,117.76/9,171.44 = 2,422.59/x
  3. Step 3: Cross multiply
    6,117.76x = 9,171.44 × 2,422.59
  4. Step 4: Simplify right side
    6,117.76x = 22,218,638.83
  5. Step 5: Solve for x
    x = 22,218,638.83/6,117.76
  6. Step 6: Final answer
    x = 3,631.83

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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.