Home / 3,648.11-5,032.54-2,391.27

Finding the Fourth Proportional to 3,648.11, 5,032.54 and 2,391.27

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Solution

The fourth proportional to 3,648.11, 5,032.54 and 2,391.27 is: 3,298.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.11 : 5,032.54 = 2,391.27 : x
  2. Step 2: Convert to fraction form
    3,648.11/5,032.54 = 2,391.27/x
  3. Step 3: Cross multiply
    3,648.11x = 5,032.54 × 2,391.27
  4. Step 4: Simplify right side
    3,648.11x = 12,034,161.93
  5. Step 5: Solve for x
    x = 12,034,161.93/3,648.11
  6. Step 6: Final answer
    x = 3,298.74

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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.