Home / 3,481.02-5,217.86-1,630.58

Finding the Fourth Proportional to 3,481.02, 5,217.86 and 1,630.58

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Solution

The fourth proportional to 3,481.02, 5,217.86 and 1,630.58 is: 2,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.02 : 5,217.86 = 1,630.58 : x
  2. Step 2: Convert to fraction form
    3,481.02/5,217.86 = 1,630.58/x
  3. Step 3: Cross multiply
    3,481.02x = 5,217.86 × 1,630.58
  4. Step 4: Simplify right side
    3,481.02x = 8,508,138.16
  5. Step 5: Solve for x
    x = 8,508,138.16/3,481.02
  6. Step 6: Final answer
    x = 2,444.15

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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.