Home / 2,023.96-2,793.09-1,139.76

Finding the Fourth Proportional to 2,023.96, 2,793.09 and 1,139.76

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Solution

The fourth proportional to 2,023.96, 2,793.09 and 1,139.76 is: 1,572.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.96 : 2,793.09 = 1,139.76 : x
  2. Step 2: Convert to fraction form
    2,023.96/2,793.09 = 1,139.76/x
  3. Step 3: Cross multiply
    2,023.96x = 2,793.09 × 1,139.76
  4. Step 4: Simplify right side
    2,023.96x = 3,183,452.26
  5. Step 5: Solve for x
    x = 3,183,452.26/2,023.96
  6. Step 6: Final answer
    x = 1,572.88

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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.