Home / 8,149.14-12,225.15-2,954.34

Finding the Fourth Proportional to 8,149.14, 12,225.15 and 2,954.34

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Solution

The fourth proportional to 8,149.14, 12,225.15 and 2,954.34 is: 4,432.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.14 : 12,225.15 = 2,954.34 : x
  2. Step 2: Convert to fraction form
    8,149.14/12,225.15 = 2,954.34/x
  3. Step 3: Cross multiply
    8,149.14x = 12,225.15 × 2,954.34
  4. Step 4: Simplify right side
    8,149.14x = 36,117,249.65
  5. Step 5: Solve for x
    x = 36,117,249.65/8,149.14
  6. Step 6: Final answer
    x = 4,432.03

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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.