Home / 3,308.85-4,566.98-2,189.84

Finding the Fourth Proportional to 3,308.85, 4,566.98 and 2,189.84

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Solution

The fourth proportional to 3,308.85, 4,566.98 and 2,189.84 is: 3,022.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.85 : 4,566.98 = 2,189.84 : x
  2. Step 2: Convert to fraction form
    3,308.85/4,566.98 = 2,189.84/x
  3. Step 3: Cross multiply
    3,308.85x = 4,566.98 × 2,189.84
  4. Step 4: Simplify right side
    3,308.85x = 10,000,938.12
  5. Step 5: Solve for x
    x = 10,000,938.12/3,308.85
  6. Step 6: Final answer
    x = 3,022.48

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1.5x scale

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.