Home / 3,283.68-4,531.08-1,866.86

Finding the Fourth Proportional to 3,283.68, 4,531.08 and 1,866.86

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Solution

The fourth proportional to 3,283.68, 4,531.08 and 1,866.86 is: 2,576.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.68 : 4,531.08 = 1,866.86 : x
  2. Step 2: Convert to fraction form
    3,283.68/4,531.08 = 1,866.86/x
  3. Step 3: Cross multiply
    3,283.68x = 4,531.08 × 1,866.86
  4. Step 4: Simplify right side
    3,283.68x = 8,458,892.01
  5. Step 5: Solve for x
    x = 8,458,892.01/3,283.68
  6. Step 6: Final answer
    x = 2,576.04

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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.