Home / 3,490.08-5,227.92-2,797.92

Finding the Fourth Proportional to 3,490.08, 5,227.92 and 2,797.92

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Solution

The fourth proportional to 3,490.08, 5,227.92 and 2,797.92 is: 4,191.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.08 : 5,227.92 = 2,797.92 : x
  2. Step 2: Convert to fraction form
    3,490.08/5,227.92 = 2,797.92/x
  3. Step 3: Cross multiply
    3,490.08x = 5,227.92 × 2,797.92
  4. Step 4: Simplify right side
    3,490.08x = 14,627,301.93
  5. Step 5: Solve for x
    x = 14,627,301.93/3,490.08
  6. Step 6: Final answer
    x = 4,191.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.