Home / 5,701.12-8,540.30-3,747.40

Finding the Fourth Proportional to 5,701.12, 8,540.30 and 3,747.40

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Solution

The fourth proportional to 5,701.12, 8,540.30 and 3,747.40 is: 5,613.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.12 : 8,540.30 = 3,747.40 : x
  2. Step 2: Convert to fraction form
    5,701.12/8,540.30 = 3,747.40/x
  3. Step 3: Cross multiply
    5,701.12x = 8,540.30 × 3,747.40
  4. Step 4: Simplify right side
    5,701.12x = 32,003,920.22
  5. Step 5: Solve for x
    x = 32,003,920.22/5,701.12
  6. Step 6: Final answer
    x = 5,613.62

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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.