Home / 5,794.40-7,996.28-3,141.80

Finding the Fourth Proportional to 5,794.40, 7,996.28 and 3,141.80

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Solution

The fourth proportional to 5,794.40, 7,996.28 and 3,141.80 is: 4,335.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,794.40 : 7,996.28 = 3,141.80 : x
  2. Step 2: Convert to fraction form
    5,794.40/7,996.28 = 3,141.80/x
  3. Step 3: Cross multiply
    5,794.40x = 7,996.28 × 3,141.80
  4. Step 4: Simplify right side
    5,794.40x = 25,122,712.50
  5. Step 5: Solve for x
    x = 25,122,712.50/5,794.40
  6. Step 6: Final answer
    x = 4,335.69

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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.