Home / 3,446.89-4,757.20-1,955.18

Finding the Fourth Proportional to 3,446.89, 4,757.20 and 1,955.18

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Solution

The fourth proportional to 3,446.89, 4,757.20 and 1,955.18 is: 2,698.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.89 : 4,757.20 = 1,955.18 : x
  2. Step 2: Convert to fraction form
    3,446.89/4,757.20 = 1,955.18/x
  3. Step 3: Cross multiply
    3,446.89x = 4,757.20 × 1,955.18
  4. Step 4: Simplify right side
    3,446.89x = 9,301,148.73
  5. Step 5: Solve for x
    x = 9,301,148.73/3,446.89
  6. Step 6: Final answer
    x = 2,698.42

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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.