Home / 8,149.48-11,246.34-4,423.48

Finding the Fourth Proportional to 8,149.48, 11,246.34 and 4,423.48

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Solution

The fourth proportional to 8,149.48, 11,246.34 and 4,423.48 is: 6,104.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.48 : 11,246.34 = 4,423.48 : x
  2. Step 2: Convert to fraction form
    8,149.48/11,246.34 = 4,423.48/x
  3. Step 3: Cross multiply
    8,149.48x = 11,246.34 × 4,423.48
  4. Step 4: Simplify right side
    8,149.48x = 49,747,960.06
  5. Step 5: Solve for x
    x = 49,747,960.06/8,149.48
  6. Step 6: Final answer
    x = 6,104.43

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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.