Home / 3,258.38-4,493.27-2,898.34

Finding the Fourth Proportional to 3,258.38, 4,493.27 and 2,898.34

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Solution

The fourth proportional to 3,258.38, 4,493.27 and 2,898.34 is: 3,996.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.38 : 4,493.27 = 2,898.34 : x
  2. Step 2: Convert to fraction form
    3,258.38/4,493.27 = 2,898.34/x
  3. Step 3: Cross multiply
    3,258.38x = 4,493.27 × 2,898.34
  4. Step 4: Simplify right side
    3,258.38x = 13,023,020.18
  5. Step 5: Solve for x
    x = 13,023,020.18/3,258.38
  6. Step 6: Final answer
    x = 3,996.77

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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.