Home / 8,057.59-11,119.30-4,472.34

Finding the Fourth Proportional to 8,057.59, 11,119.30 and 4,472.34

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Solution

The fourth proportional to 8,057.59, 11,119.30 and 4,472.34 is: 6,171.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.59 : 11,119.30 = 4,472.34 : x
  2. Step 2: Convert to fraction form
    8,057.59/11,119.30 = 4,472.34/x
  3. Step 3: Cross multiply
    8,057.59x = 11,119.30 × 4,472.34
  4. Step 4: Simplify right side
    8,057.59x = 49,729,315.64
  5. Step 5: Solve for x
    x = 49,729,315.64/8,057.59
  6. Step 6: Final answer
    x = 6,171.73

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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.