Home / 8,149.39-11,246.13-4,423.39

Finding the Fourth Proportional to 8,149.39, 11,246.13 and 4,423.39

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Solution

The fourth proportional to 8,149.39, 11,246.13 and 4,423.39 is: 6,104.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.39 : 11,246.13 = 4,423.39 : x
  2. Step 2: Convert to fraction form
    8,149.39/11,246.13 = 4,423.39/x
  3. Step 3: Cross multiply
    8,149.39x = 11,246.13 × 4,423.39
  4. Step 4: Simplify right side
    8,149.39x = 49,746,018.98
  5. Step 5: Solve for x
    x = 49,746,018.98/8,149.39
  6. Step 6: Final answer
    x = 6,104.26

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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.