Home / 4,405.50-6,608.29-1,443.90

Finding the Fourth Proportional to 4,405.50, 6,608.29 and 1,443.90

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Solution

The fourth proportional to 4,405.50, 6,608.29 and 1,443.90 is: 2,165.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.50 : 6,608.29 = 1,443.90 : x
  2. Step 2: Convert to fraction form
    4,405.50/6,608.29 = 1,443.90/x
  3. Step 3: Cross multiply
    4,405.50x = 6,608.29 × 1,443.90
  4. Step 4: Simplify right side
    4,405.50x = 9,541,709.93
  5. Step 5: Solve for x
    x = 9,541,709.93/4,405.50
  6. Step 6: Final answer
    x = 2,165.86

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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.