Home / 9,437.48-14,161.68-3,889.79

Finding the Fourth Proportional to 9,437.48, 14,161.68 and 3,889.79

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Solution

The fourth proportional to 9,437.48, 14,161.68 and 3,889.79 is: 5,836.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.48 : 14,161.68 = 3,889.79 : x
  2. Step 2: Convert to fraction form
    9,437.48/14,161.68 = 3,889.79/x
  3. Step 3: Cross multiply
    9,437.48x = 14,161.68 × 3,889.79
  4. Step 4: Simplify right side
    9,437.48x = 55,085,961.25
  5. Step 5: Solve for x
    x = 55,085,961.25/9,437.48
  6. Step 6: Final answer
    x = 5,836.94

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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.