Home / 6,741.48-10,121.56-3,456.84

Finding the Fourth Proportional to 6,741.48, 10,121.56 and 3,456.84

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Solution

The fourth proportional to 6,741.48, 10,121.56 and 3,456.84 is: 5,190.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.48 : 10,121.56 = 3,456.84 : x
  2. Step 2: Convert to fraction form
    6,741.48/10,121.56 = 3,456.84/x
  3. Step 3: Cross multiply
    6,741.48x = 10,121.56 × 3,456.84
  4. Step 4: Simplify right side
    6,741.48x = 34,988,613.47
  5. Step 5: Solve for x
    x = 34,988,613.47/6,741.48
  6. Step 6: Final answer
    x = 5,190.05

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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.