Home / 2,247.06-3,388.56-2,216.28

Finding the Fourth Proportional to 2,247.06, 3,388.56 and 2,216.28

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Solution

The fourth proportional to 2,247.06, 3,388.56 and 2,216.28 is: 3,342.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.06 : 3,388.56 = 2,216.28 : x
  2. Step 2: Convert to fraction form
    2,247.06/3,388.56 = 2,216.28/x
  3. Step 3: Cross multiply
    2,247.06x = 3,388.56 × 2,216.28
  4. Step 4: Simplify right side
    2,247.06x = 7,509,997.76
  5. Step 5: Solve for x
    x = 7,509,997.76/2,247.06
  6. Step 6: Final answer
    x = 3,342.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.