Home / 3,308.31-4,565.30-1,816.43

Finding the Fourth Proportional to 3,308.31, 4,565.30 and 1,816.43

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Solution

The fourth proportional to 3,308.31, 4,565.30 and 1,816.43 is: 2,506.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.31 : 4,565.30 = 1,816.43 : x
  2. Step 2: Convert to fraction form
    3,308.31/4,565.30 = 1,816.43/x
  3. Step 3: Cross multiply
    3,308.31x = 4,565.30 × 1,816.43
  4. Step 4: Simplify right side
    3,308.31x = 8,292,515.97
  5. Step 5: Solve for x
    x = 8,292,515.97/3,308.31
  6. Step 6: Final answer
    x = 2,506.57

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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.