Home / 4,108.68-5,671.02-2,340.86

Finding the Fourth Proportional to 4,108.68, 5,671.02 and 2,340.86

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Solution

The fourth proportional to 4,108.68, 5,671.02 and 2,340.86 is: 3,230.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.68 : 5,671.02 = 2,340.86 : x
  2. Step 2: Convert to fraction form
    4,108.68/5,671.02 = 2,340.86/x
  3. Step 3: Cross multiply
    4,108.68x = 5,671.02 × 2,340.86
  4. Step 4: Simplify right side
    4,108.68x = 13,275,063.88
  5. Step 5: Solve for x
    x = 13,275,063.88/4,108.68
  6. Step 6: Final answer
    x = 3,230.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.