Home / 3,446.19-4,753.59-2,869.81

Finding the Fourth Proportional to 3,446.19, 4,753.59 and 2,869.81

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Solution

The fourth proportional to 3,446.19, 4,753.59 and 2,869.81 is: 3,958.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.19 : 4,753.59 = 2,869.81 : x
  2. Step 2: Convert to fraction form
    3,446.19/4,753.59 = 2,869.81/x
  3. Step 3: Cross multiply
    3,446.19x = 4,753.59 × 2,869.81
  4. Step 4: Simplify right side
    3,446.19x = 13,641,900.12
  5. Step 5: Solve for x
    x = 13,641,900.12/3,446.19
  6. Step 6: Final answer
    x = 3,958.55

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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.