Home / 2,383.11-3,574.62-1,149.89

Finding the Fourth Proportional to 2,383.11, 3,574.62 and 1,149.89

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Solution

The fourth proportional to 2,383.11, 3,574.62 and 1,149.89 is: 1,724.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.11 : 3,574.62 = 1,149.89 : x
  2. Step 2: Convert to fraction form
    2,383.11/3,574.62 = 1,149.89/x
  3. Step 3: Cross multiply
    2,383.11x = 3,574.62 × 1,149.89
  4. Step 4: Simplify right side
    2,383.11x = 4,110,401.92
  5. Step 5: Solve for x
    x = 4,110,401.92/2,383.11
  6. Step 6: Final answer
    x = 1,724.81

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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.