Home / 2,227.56-3,341.36-2,159.89

Finding the Fourth Proportional to 2,227.56, 3,341.36 and 2,159.89

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Solution

The fourth proportional to 2,227.56, 3,341.36 and 2,159.89 is: 3,239.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.56 : 3,341.36 = 2,159.89 : x
  2. Step 2: Convert to fraction form
    2,227.56/3,341.36 = 2,159.89/x
  3. Step 3: Cross multiply
    2,227.56x = 3,341.36 × 2,159.89
  4. Step 4: Simplify right side
    2,227.56x = 7,216,970.05
  5. Step 5: Solve for x
    x = 7,216,970.05/2,227.56
  6. Step 6: Final answer
    x = 3,239.85

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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.