Home / 3,271.20-4,514.24-1,854.87

Finding the Fourth Proportional to 3,271.20, 4,514.24 and 1,854.87

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Solution

The fourth proportional to 3,271.20, 4,514.24 and 1,854.87 is: 2,559.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.20 : 4,514.24 = 1,854.87 : x
  2. Step 2: Convert to fraction form
    3,271.20/4,514.24 = 1,854.87/x
  3. Step 3: Cross multiply
    3,271.20x = 4,514.24 × 1,854.87
  4. Step 4: Simplify right side
    3,271.20x = 8,373,319.07
  5. Step 5: Solve for x
    x = 8,373,319.07/3,271.20
  6. Step 6: Final answer
    x = 2,559.71

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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.