Home / 3,207.24-4,419.54-2,086.92

Finding the Fourth Proportional to 3,207.24, 4,419.54 and 2,086.92

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Solution

The fourth proportional to 3,207.24, 4,419.54 and 2,086.92 is: 2,875.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.24 : 4,419.54 = 2,086.92 : x
  2. Step 2: Convert to fraction form
    3,207.24/4,419.54 = 2,086.92/x
  3. Step 3: Cross multiply
    3,207.24x = 4,419.54 × 2,086.92
  4. Step 4: Simplify right side
    3,207.24x = 9,223,226.42
  5. Step 5: Solve for x
    x = 9,223,226.42/3,207.24
  6. Step 6: Final answer
    x = 2,875.75

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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.