Home / 10,297.78-15,446.64-3,723.94

Finding the Fourth Proportional to 10,297.78, 15,446.64 and 3,723.94

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Solution

The fourth proportional to 10,297.78, 15,446.64 and 3,723.94 is: 5,585.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,297.78 : 15,446.64 = 3,723.94 : x
  2. Step 2: Convert to fraction form
    10,297.78/15,446.64 = 3,723.94/x
  3. Step 3: Cross multiply
    10,297.78x = 15,446.64 × 3,723.94
  4. Step 4: Simplify right side
    10,297.78x = 57,522,360.56
  5. Step 5: Solve for x
    x = 57,522,360.56/10,297.78
  6. Step 6: Final answer
    x = 5,585.90

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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.