Home / 3,160.20-4,363.41-2,041.80

Finding the Fourth Proportional to 3,160.20, 4,363.41 and 2,041.80

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Solution

The fourth proportional to 3,160.20, 4,363.41 and 2,041.80 is: 2,819.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.20 : 4,363.41 = 2,041.80 : x
  2. Step 2: Convert to fraction form
    3,160.20/4,363.41 = 2,041.80/x
  3. Step 3: Cross multiply
    3,160.20x = 4,363.41 × 2,041.80
  4. Step 4: Simplify right side
    3,160.20x = 8,909,210.54
  5. Step 5: Solve for x
    x = 8,909,210.54/3,160.20
  6. Step 6: Final answer
    x = 2,819.19

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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.