Home / 2,404.55-3,318.30-1,409.85

Finding the Fourth Proportional to 2,404.55, 3,318.30 and 1,409.85

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Solution

The fourth proportional to 2,404.55, 3,318.30 and 1,409.85 is: 1,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,404.55 : 3,318.30 = 1,409.85 : x
  2. Step 2: Convert to fraction form
    2,404.55/3,318.30 = 1,409.85/x
  3. Step 3: Cross multiply
    2,404.55x = 3,318.30 × 1,409.85
  4. Step 4: Simplify right side
    2,404.55x = 4,678,305.26
  5. Step 5: Solve for x
    x = 4,678,305.26/2,404.55
  6. Step 6: Final answer
    x = 1,945.60

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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.