Home / 8,093.28-12,130.92-3,416.52

Finding the Fourth Proportional to 8,093.28, 12,130.92 and 3,416.52

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Solution

The fourth proportional to 8,093.28, 12,130.92 and 3,416.52 is: 5,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,093.28 : 12,130.92 = 3,416.52 : x
  2. Step 2: Convert to fraction form
    8,093.28/12,130.92 = 3,416.52/x
  3. Step 3: Cross multiply
    8,093.28x = 12,130.92 × 3,416.52
  4. Step 4: Simplify right side
    8,093.28x = 41,445,530.80
  5. Step 5: Solve for x
    x = 41,445,530.80/8,093.28
  6. Step 6: Final answer
    x = 5,120.98

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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.