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Finding the Fourth Proportional to 5,793.90, 7,993.70 and 3,275.76

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Solution

The fourth proportional to 5,793.90, 7,993.70 and 3,275.76 is: 4,519.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,793.90 : 7,993.70 = 3,275.76 : x
  2. Step 2: Convert to fraction form
    5,793.90/7,993.70 = 3,275.76/x
  3. Step 3: Cross multiply
    5,793.90x = 7,993.70 × 3,275.76
  4. Step 4: Simplify right side
    5,793.90x = 26,185,442.71
  5. Step 5: Solve for x
    x = 26,185,442.71/5,793.90
  6. Step 6: Final answer
    x = 4,519.48

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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.