Home / 8,180.46-11,292.66-5,529.42

Finding the Fourth Proportional to 8,180.46, 11,292.66 and 5,529.42

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Solution

The fourth proportional to 8,180.46, 11,292.66 and 5,529.42 is: 7,633.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.46 : 11,292.66 = 5,529.42 : x
  2. Step 2: Convert to fraction form
    8,180.46/11,292.66 = 5,529.42/x
  3. Step 3: Cross multiply
    8,180.46x = 11,292.66 × 5,529.42
  4. Step 4: Simplify right side
    8,180.46x = 62,441,860.06
  5. Step 5: Solve for x
    x = 62,441,860.06/8,180.46
  6. Step 6: Final answer
    x = 7,633.05

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Half scale
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Double scale
Find fourth proportional to 8,181.46, 11,294.04 and 5,530.42
Similar ratio
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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.