Home / 1,604.20-2,406.30-1,162.76

Finding the Fourth Proportional to 1,604.20, 2,406.30 and 1,162.76

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Solution

The fourth proportional to 1,604.20, 2,406.30 and 1,162.76 is: 1,744.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604.20 : 2,406.30 = 1,162.76 : x
  2. Step 2: Convert to fraction form
    1,604.20/2,406.30 = 1,162.76/x
  3. Step 3: Cross multiply
    1,604.20x = 2,406.30 × 1,162.76
  4. Step 4: Simplify right side
    1,604.20x = 2,797,949.39
  5. Step 5: Solve for x
    x = 2,797,949.39/1,604.20
  6. Step 6: Final answer
    x = 1,744.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.