Home / 1,604.28-2,394.92-1,358.12

Finding the Fourth Proportional to 1,604.28, 2,394.92 and 1,358.12

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Solution

The fourth proportional to 1,604.28, 2,394.92 and 1,358.12 is: 2,027.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604.28 : 2,394.92 = 1,358.12 : x
  2. Step 2: Convert to fraction form
    1,604.28/2,394.92 = 1,358.12/x
  3. Step 3: Cross multiply
    1,604.28x = 2,394.92 × 1,358.12
  4. Step 4: Simplify right side
    1,604.28x = 3,252,588.75
  5. Step 5: Solve for x
    x = 3,252,588.75/1,604.28
  6. Step 6: Final answer
    x = 2,027.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.