Home / 3,031.90-4,542.45-2,481.10

Finding the Fourth Proportional to 3,031.90, 4,542.45 and 2,481.10

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Solution

The fourth proportional to 3,031.90, 4,542.45 and 2,481.10 is: 3,717.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.90 : 4,542.45 = 2,481.10 : x
  2. Step 2: Convert to fraction form
    3,031.90/4,542.45 = 2,481.10/x
  3. Step 3: Cross multiply
    3,031.90x = 4,542.45 × 2,481.10
  4. Step 4: Simplify right side
    3,031.90x = 11,270,272.70
  5. Step 5: Solve for x
    x = 11,270,272.70/3,031.90
  6. Step 6: Final answer
    x = 3,717.23

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1.5x scale

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.