Home / 5,270.75-7,274.85-3,033.92

Finding the Fourth Proportional to 5,270.75, 7,274.85 and 3,033.92

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Solution

The fourth proportional to 5,270.75, 7,274.85 and 3,033.92 is: 4,187.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.75 : 7,274.85 = 3,033.92 : x
  2. Step 2: Convert to fraction form
    5,270.75/7,274.85 = 3,033.92/x
  3. Step 3: Cross multiply
    5,270.75x = 7,274.85 × 3,033.92
  4. Step 4: Simplify right side
    5,270.75x = 22,071,319.72
  5. Step 5: Solve for x
    x = 22,071,319.72/5,270.75
  6. Step 6: Final answer
    x = 4,187.51

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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.