Home / 2,397.35-3,308.11-1,768.22

Finding the Fourth Proportional to 2,397.35, 3,308.11 and 1,768.22

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Solution

The fourth proportional to 2,397.35, 3,308.11 and 1,768.22 is: 2,439.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.35 : 3,308.11 = 1,768.22 : x
  2. Step 2: Convert to fraction form
    2,397.35/3,308.11 = 1,768.22/x
  3. Step 3: Cross multiply
    2,397.35x = 3,308.11 × 1,768.22
  4. Step 4: Simplify right side
    2,397.35x = 5,849,440.88
  5. Step 5: Solve for x
    x = 5,849,440.88/2,397.35
  6. Step 6: Final answer
    x = 2,439.96

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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.