Home / 6,743.70-10,115.55-4,148.10

Finding the Fourth Proportional to 6,743.70, 10,115.55 and 4,148.10

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Solution

The fourth proportional to 6,743.70, 10,115.55 and 4,148.10 is: 6,222.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.70 : 10,115.55 = 4,148.10 : x
  2. Step 2: Convert to fraction form
    6,743.70/10,115.55 = 4,148.10/x
  3. Step 3: Cross multiply
    6,743.70x = 10,115.55 × 4,148.10
  4. Step 4: Simplify right side
    6,743.70x = 41,960,312.96
  5. Step 5: Solve for x
    x = 41,960,312.96/6,743.70
  6. Step 6: Final answer
    x = 6,222.15

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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.