Home / 3,742.76-5,615.40-2,354.46

Finding the Fourth Proportional to 3,742.76, 5,615.40 and 2,354.46

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Solution

The fourth proportional to 3,742.76, 5,615.40 and 2,354.46 is: 3,532.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.76 : 5,615.40 = 2,354.46 : x
  2. Step 2: Convert to fraction form
    3,742.76/5,615.40 = 2,354.46/x
  3. Step 3: Cross multiply
    3,742.76x = 5,615.40 × 2,354.46
  4. Step 4: Simplify right side
    3,742.76x = 13,221,234.68
  5. Step 5: Solve for x
    x = 13,221,234.68/3,742.76
  6. Step 6: Final answer
    x = 3,532.48

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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.