Home / 4,203.38-5,794.45-2,690.72

Finding the Fourth Proportional to 4,203.38, 5,794.45 and 2,690.72

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Solution

The fourth proportional to 4,203.38, 5,794.45 and 2,690.72 is: 3,709.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203.38 : 5,794.45 = 2,690.72 : x
  2. Step 2: Convert to fraction form
    4,203.38/5,794.45 = 2,690.72/x
  3. Step 3: Cross multiply
    4,203.38x = 5,794.45 × 2,690.72
  4. Step 4: Simplify right side
    4,203.38x = 15,591,239.66
  5. Step 5: Solve for x
    x = 15,591,239.66/4,203.38
  6. Step 6: Final answer
    x = 3,709.21

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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.