Home / 7,282.20-10,927.44-2,839.29

Finding the Fourth Proportional to 7,282.20, 10,927.44 and 2,839.29

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Solution

The fourth proportional to 7,282.20, 10,927.44 and 2,839.29 is: 4,260.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.20 : 10,927.44 = 2,839.29 : x
  2. Step 2: Convert to fraction form
    7,282.20/10,927.44 = 2,839.29/x
  3. Step 3: Cross multiply
    7,282.20x = 10,927.44 × 2,839.29
  4. Step 4: Simplify right side
    7,282.20x = 31,026,171.12
  5. Step 5: Solve for x
    x = 31,026,171.12/7,282.20
  6. Step 6: Final answer
    x = 4,260.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.