Home / 7,433.78-11,150.90-2,754.96

Finding the Fourth Proportional to 7,433.78, 11,150.90 and 2,754.96

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Solution

The fourth proportional to 7,433.78, 11,150.90 and 2,754.96 is: 4,132.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.78 : 11,150.90 = 2,754.96 : x
  2. Step 2: Convert to fraction form
    7,433.78/11,150.90 = 2,754.96/x
  3. Step 3: Cross multiply
    7,433.78x = 11,150.90 × 2,754.96
  4. Step 4: Simplify right side
    7,433.78x = 30,720,227.71
  5. Step 5: Solve for x
    x = 30,720,227.71/7,433.78
  6. Step 6: Final answer
    x = 4,132.52

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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.