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Finding the Fourth Proportional to 5,792.85, 7,993.62 and 3,275.15

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Solution

The fourth proportional to 5,792.85, 7,993.62 and 3,275.15 is: 4,519.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,792.85 : 7,993.62 = 3,275.15 : x
  2. Step 2: Convert to fraction form
    5,792.85/7,993.62 = 3,275.15/x
  3. Step 3: Cross multiply
    5,792.85x = 7,993.62 × 3,275.15
  4. Step 4: Simplify right side
    5,792.85x = 26,180,264.57
  5. Step 5: Solve for x
    x = 26,180,264.57/5,792.85
  6. Step 6: Final answer
    x = 4,519.41

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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.