Home / 5,270.20-7,276.27-3,382.60

Finding the Fourth Proportional to 5,270.20, 7,276.27 and 3,382.60

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Solution

The fourth proportional to 5,270.20, 7,276.27 and 3,382.60 is: 4,670.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.20 : 7,276.27 = 3,382.60 : x
  2. Step 2: Convert to fraction form
    5,270.20/7,276.27 = 3,382.60/x
  3. Step 3: Cross multiply
    5,270.20x = 7,276.27 × 3,382.60
  4. Step 4: Simplify right side
    5,270.20x = 24,612,710.90
  5. Step 5: Solve for x
    x = 24,612,710.90/5,270.20
  6. Step 6: Final answer
    x = 4,670.17

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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.