Home / 3,449.19-4,765.46-2,405.91

Finding the Fourth Proportional to 3,449.19, 4,765.46 and 2,405.91

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Solution

The fourth proportional to 3,449.19, 4,765.46 and 2,405.91 is: 3,324.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.19 : 4,765.46 = 2,405.91 : x
  2. Step 2: Convert to fraction form
    3,449.19/4,765.46 = 2,405.91/x
  3. Step 3: Cross multiply
    3,449.19x = 4,765.46 × 2,405.91
  4. Step 4: Simplify right side
    3,449.19x = 11,465,255.84
  5. Step 5: Solve for x
    x = 11,465,255.84/3,449.19
  6. Step 6: Final answer
    x = 3,324.04

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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.