Home / 3,742.12-5,613.85-1,551.02

Finding the Fourth Proportional to 3,742.12, 5,613.85 and 1,551.02

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Solution

The fourth proportional to 3,742.12, 5,613.85 and 1,551.02 is: 2,326.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.12 : 5,613.85 = 1,551.02 : x
  2. Step 2: Convert to fraction form
    3,742.12/5,613.85 = 1,551.02/x
  3. Step 3: Cross multiply
    3,742.12x = 5,613.85 × 1,551.02
  4. Step 4: Simplify right side
    3,742.12x = 8,707,193.63
  5. Step 5: Solve for x
    x = 8,707,193.63/3,742.12
  6. Step 6: Final answer
    x = 2,326.81

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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.