Home / 4,177.15-5,765.05-2,408.72

Finding the Fourth Proportional to 4,177.15, 5,765.05 and 2,408.72

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Solution

The fourth proportional to 4,177.15, 5,765.05 and 2,408.72 is: 3,324.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.15 : 5,765.05 = 2,408.72 : x
  2. Step 2: Convert to fraction form
    4,177.15/5,765.05 = 2,408.72/x
  3. Step 3: Cross multiply
    4,177.15x = 5,765.05 × 2,408.72
  4. Step 4: Simplify right side
    4,177.15x = 13,886,391.08
  5. Step 5: Solve for x
    x = 13,886,391.08/4,177.15
  6. Step 6: Final answer
    x = 3,324.37

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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.