Home / 8,110.16-11,198.36-6,346.79

Finding the Fourth Proportional to 8,110.16, 11,198.36 and 6,346.79

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Solution

The fourth proportional to 8,110.16, 11,198.36 and 6,346.79 is: 8,763.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.16 : 11,198.36 = 6,346.79 : x
  2. Step 2: Convert to fraction form
    8,110.16/11,198.36 = 6,346.79/x
  3. Step 3: Cross multiply
    8,110.16x = 11,198.36 × 6,346.79
  4. Step 4: Simplify right side
    8,110.16x = 71,073,607.53
  5. Step 5: Solve for x
    x = 71,073,607.53/8,110.16
  6. Step 6: Final answer
    x = 8,763.53

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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.