Home / 9,581.74-13,227.46-6,396.92

Finding the Fourth Proportional to 9,581.74, 13,227.46 and 6,396.92

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Solution

The fourth proportional to 9,581.74, 13,227.46 and 6,396.92 is: 8,830.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,581.74 : 13,227.46 = 6,396.92 : x
  2. Step 2: Convert to fraction form
    9,581.74/13,227.46 = 6,396.92/x
  3. Step 3: Cross multiply
    9,581.74x = 13,227.46 × 6,396.92
  4. Step 4: Simplify right side
    9,581.74x = 84,615,003.42
  5. Step 5: Solve for x
    x = 84,615,003.42/9,581.74
  6. Step 6: Final answer
    x = 8,830.86

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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.