Home / 2,372.92-3,264.20-1,929.84

Finding the Fourth Proportional to 2,372.92, 3,264.20 and 1,929.84

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Solution

The fourth proportional to 2,372.92, 3,264.20 and 1,929.84 is: 2,654.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.92 : 3,264.20 = 1,929.84 : x
  2. Step 2: Convert to fraction form
    2,372.92/3,264.20 = 1,929.84/x
  3. Step 3: Cross multiply
    2,372.92x = 3,264.20 × 1,929.84
  4. Step 4: Simplify right side
    2,372.92x = 6,299,383.73
  5. Step 5: Solve for x
    x = 6,299,383.73/2,372.92
  6. Step 6: Final answer
    x = 2,654.70

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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.