Home / 7,153.76-10,734-2,224.16

Finding the Fourth Proportional to 7,153.76, 10,734 and 2,224.16

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Solution

The fourth proportional to 7,153.76, 10,734 and 2,224.16 is: 3,337.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.76 : 10,734 = 2,224.16 : x
  2. Step 2: Convert to fraction form
    7,153.76/10,734 = 2,224.16/x
  3. Step 3: Cross multiply
    7,153.76x = 10,734 × 2,224.16
  4. Step 4: Simplify right side
    7,153.76x = 23,874,133.44
  5. Step 5: Solve for x
    x = 23,874,133.44/7,153.76
  6. Step 6: Final answer
    x = 3,337.28

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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.