Home / 8,074.62-11,141.55-4,931.82

Finding the Fourth Proportional to 8,074.62, 11,141.55 and 4,931.82

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Solution

The fourth proportional to 8,074.62, 11,141.55 and 4,931.82 is: 6,805.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074.62 : 11,141.55 = 4,931.82 : x
  2. Step 2: Convert to fraction form
    8,074.62/11,141.55 = 4,931.82/x
  3. Step 3: Cross multiply
    8,074.62x = 11,141.55 × 4,931.82
  4. Step 4: Simplify right side
    8,074.62x = 54,948,119.12
  5. Step 5: Solve for x
    x = 54,948,119.12/8,074.62
  6. Step 6: Final answer
    x = 6,805.04

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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.