Home / 3,310.80-4,567.29-1,984.02

Finding the Fourth Proportional to 3,310.80, 4,567.29 and 1,984.02

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Solution

The fourth proportional to 3,310.80, 4,567.29 and 1,984.02 is: 2,736.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.80 : 4,567.29 = 1,984.02 : x
  2. Step 2: Convert to fraction form
    3,310.80/4,567.29 = 1,984.02/x
  3. Step 3: Cross multiply
    3,310.80x = 4,567.29 × 1,984.02
  4. Step 4: Simplify right side
    3,310.80x = 9,061,594.71
  5. Step 5: Solve for x
    x = 9,061,594.71/3,310.80
  6. Step 6: Final answer
    x = 2,736.98

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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.