Home / 3,142.28-4,335.62-2,023.59

Finding the Fourth Proportional to 3,142.28, 4,335.62 and 2,023.59

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Solution

The fourth proportional to 3,142.28, 4,335.62 and 2,023.59 is: 2,792.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.28 : 4,335.62 = 2,023.59 : x
  2. Step 2: Convert to fraction form
    3,142.28/4,335.62 = 2,023.59/x
  3. Step 3: Cross multiply
    3,142.28x = 4,335.62 × 2,023.59
  4. Step 4: Simplify right side
    3,142.28x = 8,773,507.16
  5. Step 5: Solve for x
    x = 8,773,507.16/3,142.28
  6. Step 6: Final answer
    x = 2,792.09

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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.