Home / 8,134.59-12,182.30-3,964.41

Finding the Fourth Proportional to 8,134.59, 12,182.30 and 3,964.41

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Solution

The fourth proportional to 8,134.59, 12,182.30 and 3,964.41 is: 5,937.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.59 : 12,182.30 = 3,964.41 : x
  2. Step 2: Convert to fraction form
    8,134.59/12,182.30 = 3,964.41/x
  3. Step 3: Cross multiply
    8,134.59x = 12,182.30 × 3,964.41
  4. Step 4: Simplify right side
    8,134.59x = 48,295,626.99
  5. Step 5: Solve for x
    x = 48,295,626.99/8,134.59
  6. Step 6: Final answer
    x = 5,937.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.