Home / 3,038.33-4,555.76-1,806.61

Finding the Fourth Proportional to 3,038.33, 4,555.76 and 1,806.61

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Solution

The fourth proportional to 3,038.33, 4,555.76 and 1,806.61 is: 2,708.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.33 : 4,555.76 = 1,806.61 : x
  2. Step 2: Convert to fraction form
    3,038.33/4,555.76 = 1,806.61/x
  3. Step 3: Cross multiply
    3,038.33x = 4,555.76 × 1,806.61
  4. Step 4: Simplify right side
    3,038.33x = 8,230,463.31
  5. Step 5: Solve for x
    x = 8,230,463.31/3,038.33
  6. Step 6: Final answer
    x = 2,708.87

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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.