Home / 3,703.73-5,109.23-2,508.75

Finding the Fourth Proportional to 3,703.73, 5,109.23 and 2,508.75

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Solution

The fourth proportional to 3,703.73, 5,109.23 and 2,508.75 is: 3,460.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.73 : 5,109.23 = 2,508.75 : x
  2. Step 2: Convert to fraction form
    3,703.73/5,109.23 = 2,508.75/x
  3. Step 3: Cross multiply
    3,703.73x = 5,109.23 × 2,508.75
  4. Step 4: Simplify right side
    3,703.73x = 12,817,787.03
  5. Step 5: Solve for x
    x = 12,817,787.03/3,703.73
  6. Step 6: Final answer
    x = 3,460.78

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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.