Home / 2,451.57-3,383.13-1,332.54

Finding the Fourth Proportional to 2,451.57, 3,383.13 and 1,332.54

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Solution

The fourth proportional to 2,451.57, 3,383.13 and 1,332.54 is: 1,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.57 : 3,383.13 = 1,332.54 : x
  2. Step 2: Convert to fraction form
    2,451.57/3,383.13 = 1,332.54/x
  3. Step 3: Cross multiply
    2,451.57x = 3,383.13 × 1,332.54
  4. Step 4: Simplify right side
    2,451.57x = 4,508,156.05
  5. Step 5: Solve for x
    x = 4,508,156.05/2,451.57
  6. Step 6: Final answer
    x = 1,838.89

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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.