Home / 3,397.10-5,091.60-1,752.80

Finding the Fourth Proportional to 3,397.10, 5,091.60 and 1,752.80

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Solution

The fourth proportional to 3,397.10, 5,091.60 and 1,752.80 is: 2,627.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.10 : 5,091.60 = 1,752.80 : x
  2. Step 2: Convert to fraction form
    3,397.10/5,091.60 = 1,752.80/x
  3. Step 3: Cross multiply
    3,397.10x = 5,091.60 × 1,752.80
  4. Step 4: Simplify right side
    3,397.10x = 8,924,556.48
  5. Step 5: Solve for x
    x = 8,924,556.48/3,397.10
  6. Step 6: Final answer
    x = 2,627.11

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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.