Home / 3,201.24-4,416.27-1,874.35

Finding the Fourth Proportional to 3,201.24, 4,416.27 and 1,874.35

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Solution

The fourth proportional to 3,201.24, 4,416.27 and 1,874.35 is: 2,585.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.24 : 4,416.27 = 1,874.35 : x
  2. Step 2: Convert to fraction form
    3,201.24/4,416.27 = 1,874.35/x
  3. Step 3: Cross multiply
    3,201.24x = 4,416.27 × 1,874.35
  4. Step 4: Simplify right side
    3,201.24x = 8,277,635.67
  5. Step 5: Solve for x
    x = 8,277,635.67/3,201.24
  6. Step 6: Final answer
    x = 2,585.76

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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.