Home / 2,405.30-3,604.55-1,480.68

Finding the Fourth Proportional to 2,405.30, 3,604.55 and 1,480.68

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Solution

The fourth proportional to 2,405.30, 3,604.55 and 1,480.68 is: 2,218.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.30 : 3,604.55 = 1,480.68 : x
  2. Step 2: Convert to fraction form
    2,405.30/3,604.55 = 1,480.68/x
  3. Step 3: Cross multiply
    2,405.30x = 3,604.55 × 1,480.68
  4. Step 4: Simplify right side
    2,405.30x = 5,337,177.69
  5. Step 5: Solve for x
    x = 5,337,177.69/2,405.30
  6. Step 6: Final answer
    x = 2,218.93

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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.