Home / 10,392.36-15,589.01-3,814.96

Finding the Fourth Proportional to 10,392.36, 15,589.01 and 3,814.96

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Solution

The fourth proportional to 10,392.36, 15,589.01 and 3,814.96 is: 5,722.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392.36 : 15,589.01 = 3,814.96 : x
  2. Step 2: Convert to fraction form
    10,392.36/15,589.01 = 3,814.96/x
  3. Step 3: Cross multiply
    10,392.36x = 15,589.01 × 3,814.96
  4. Step 4: Simplify right side
    10,392.36x = 59,471,464.31
  5. Step 5: Solve for x
    x = 59,471,464.31/10,392.36
  6. Step 6: Final answer
    x = 5,722.61

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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.