Home / 3,360.12-5,031.54-2,841.72

Finding the Fourth Proportional to 3,360.12, 5,031.54 and 2,841.72

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Solution

The fourth proportional to 3,360.12, 5,031.54 and 2,841.72 is: 4,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.12 : 5,031.54 = 2,841.72 : x
  2. Step 2: Convert to fraction form
    3,360.12/5,031.54 = 2,841.72/x
  3. Step 3: Cross multiply
    3,360.12x = 5,031.54 × 2,841.72
  4. Step 4: Simplify right side
    3,360.12x = 14,298,227.85
  5. Step 5: Solve for x
    x = 14,298,227.85/3,360.12
  6. Step 6: Final answer
    x = 4,255.27

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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.