Home / 2,402.98-3,308.97-2,228.74

Finding the Fourth Proportional to 2,402.98, 3,308.97 and 2,228.74

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Solution

The fourth proportional to 2,402.98, 3,308.97 and 2,228.74 is: 3,069.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402.98 : 3,308.97 = 2,228.74 : x
  2. Step 2: Convert to fraction form
    2,402.98/3,308.97 = 2,228.74/x
  3. Step 3: Cross multiply
    2,402.98x = 3,308.97 × 2,228.74
  4. Step 4: Simplify right side
    2,402.98x = 7,374,833.80
  5. Step 5: Solve for x
    x = 7,374,833.80/2,402.98
  6. Step 6: Final answer
    x = 3,069.04

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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.