Home / 7,159.33-10,738.90-2,228.95

Finding the Fourth Proportional to 7,159.33, 10,738.90 and 2,228.95

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Solution

The fourth proportional to 7,159.33, 10,738.90 and 2,228.95 is: 3,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,159.33 : 10,738.90 = 2,228.95 : x
  2. Step 2: Convert to fraction form
    7,159.33/10,738.90 = 2,228.95/x
  3. Step 3: Cross multiply
    7,159.33x = 10,738.90 × 2,228.95
  4. Step 4: Simplify right side
    7,159.33x = 23,936,471.16
  5. Step 5: Solve for x
    x = 23,936,471.16/7,159.33
  6. Step 6: Final answer
    x = 3,343.40

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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.