Home / 3,452.20-4,763.94-1,880.20

Finding the Fourth Proportional to 3,452.20, 4,763.94 and 1,880.20

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Solution

The fourth proportional to 3,452.20, 4,763.94 and 1,880.20 is: 2,594.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.20 : 4,763.94 = 1,880.20 : x
  2. Step 2: Convert to fraction form
    3,452.20/4,763.94 = 1,880.20/x
  3. Step 3: Cross multiply
    3,452.20x = 4,763.94 × 1,880.20
  4. Step 4: Simplify right side
    3,452.20x = 8,957,159.99
  5. Step 5: Solve for x
    x = 8,957,159.99/3,452.20
  6. Step 6: Final answer
    x = 2,594.62

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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.