Home / 4,113.98-6,170.97-1,340.65

Finding the Fourth Proportional to 4,113.98, 6,170.97 and 1,340.65

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Solution

The fourth proportional to 4,113.98, 6,170.97 and 1,340.65 is: 2,010.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.98 : 6,170.97 = 1,340.65 : x
  2. Step 2: Convert to fraction form
    4,113.98/6,170.97 = 1,340.65/x
  3. Step 3: Cross multiply
    4,113.98x = 6,170.97 × 1,340.65
  4. Step 4: Simplify right side
    4,113.98x = 8,273,095.50
  5. Step 5: Solve for x
    x = 8,273,095.50/4,113.98
  6. Step 6: Final answer
    x = 2,010.97

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Similar ratio
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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.