Home / 9,724.78-14,588.21-2,704.81

Finding the Fourth Proportional to 9,724.78, 14,588.21 and 2,704.81

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Solution

The fourth proportional to 9,724.78, 14,588.21 and 2,704.81 is: 4,057.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,724.78 : 14,588.21 = 2,704.81 : x
  2. Step 2: Convert to fraction form
    9,724.78/14,588.21 = 2,704.81/x
  3. Step 3: Cross multiply
    9,724.78x = 14,588.21 × 2,704.81
  4. Step 4: Simplify right side
    9,724.78x = 39,458,387.87
  5. Step 5: Solve for x
    x = 39,458,387.87/9,724.78
  6. Step 6: Final answer
    x = 4,057.51

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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.