Home / 10,150.40-15,226.32-2,754.72

Finding the Fourth Proportional to 10,150.40, 15,226.32 and 2,754.72

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Solution

The fourth proportional to 10,150.40, 15,226.32 and 2,754.72 is: 4,132.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.40 : 15,226.32 = 2,754.72 : x
  2. Step 2: Convert to fraction form
    10,150.40/15,226.32 = 2,754.72/x
  3. Step 3: Cross multiply
    10,150.40x = 15,226.32 × 2,754.72
  4. Step 4: Simplify right side
    10,150.40x = 41,944,248.23
  5. Step 5: Solve for x
    x = 41,944,248.23/10,150.40
  6. Step 6: Final answer
    x = 4,132.28

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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.