Home / 3,734.91-5,157.68-2,340.09

Finding the Fourth Proportional to 3,734.91, 5,157.68 and 2,340.09

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Solution

The fourth proportional to 3,734.91, 5,157.68 and 2,340.09 is: 3,231.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.91 : 5,157.68 = 2,340.09 : x
  2. Step 2: Convert to fraction form
    3,734.91/5,157.68 = 2,340.09/x
  3. Step 3: Cross multiply
    3,734.91x = 5,157.68 × 2,340.09
  4. Step 4: Simplify right side
    3,734.91x = 12,069,423.69
  5. Step 5: Solve for x
    x = 12,069,423.69/3,734.91
  6. Step 6: Final answer
    x = 3,231.52

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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.