Home / 3,286.56-4,923.24-1,529.10

Finding the Fourth Proportional to 3,286.56, 4,923.24 and 1,529.10

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Solution

The fourth proportional to 3,286.56, 4,923.24 and 1,529.10 is: 2,290.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.56 : 4,923.24 = 1,529.10 : x
  2. Step 2: Convert to fraction form
    3,286.56/4,923.24 = 1,529.10/x
  3. Step 3: Cross multiply
    3,286.56x = 4,923.24 × 1,529.10
  4. Step 4: Simplify right side
    3,286.56x = 7,528,126.28
  5. Step 5: Solve for x
    x = 7,528,126.28/3,286.56
  6. Step 6: Final answer
    x = 2,290.58

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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.