Home / 3,741.16-5,613.42-1,431.88

Finding the Fourth Proportional to 3,741.16, 5,613.42 and 1,431.88

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Solution

The fourth proportional to 3,741.16, 5,613.42 and 1,431.88 is: 2,148.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.16 : 5,613.42 = 1,431.88 : x
  2. Step 2: Convert to fraction form
    3,741.16/5,613.42 = 1,431.88/x
  3. Step 3: Cross multiply
    3,741.16x = 5,613.42 × 1,431.88
  4. Step 4: Simplify right side
    3,741.16x = 8,037,743.83
  5. Step 5: Solve for x
    x = 8,037,743.83/3,741.16
  6. Step 6: Final answer
    x = 2,148.46

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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.