Home / 2,900.28-4,350.42-1,168.68

Finding the Fourth Proportional to 2,900.28, 4,350.42 and 1,168.68

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Solution

The fourth proportional to 2,900.28, 4,350.42 and 1,168.68 is: 1,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.28 : 4,350.42 = 1,168.68 : x
  2. Step 2: Convert to fraction form
    2,900.28/4,350.42 = 1,168.68/x
  3. Step 3: Cross multiply
    2,900.28x = 4,350.42 × 1,168.68
  4. Step 4: Simplify right side
    2,900.28x = 5,084,248.85
  5. Step 5: Solve for x
    x = 5,084,248.85/2,900.28
  6. Step 6: Final answer
    x = 1,753.02

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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.