Home / 7,178.88-10,768.37-2,248.14

Finding the Fourth Proportional to 7,178.88, 10,768.37 and 2,248.14

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Solution

The fourth proportional to 7,178.88, 10,768.37 and 2,248.14 is: 3,372.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178.88 : 10,768.37 = 2,248.14 : x
  2. Step 2: Convert to fraction form
    7,178.88/10,768.37 = 2,248.14/x
  3. Step 3: Cross multiply
    7,178.88x = 10,768.37 × 2,248.14
  4. Step 4: Simplify right side
    7,178.88x = 24,208,792.09
  5. Step 5: Solve for x
    x = 24,208,792.09/7,178.88
  6. Step 6: Final answer
    x = 3,372.22

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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.