Home / 9,239.43-13,858.74-2,665.89

Finding the Fourth Proportional to 9,239.43, 13,858.74 and 2,665.89

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Solution

The fourth proportional to 9,239.43, 13,858.74 and 2,665.89 is: 3,998.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.43 : 13,858.74 = 2,665.89 : x
  2. Step 2: Convert to fraction form
    9,239.43/13,858.74 = 2,665.89/x
  3. Step 3: Cross multiply
    9,239.43x = 13,858.74 × 2,665.89
  4. Step 4: Simplify right side
    9,239.43x = 36,945,876.38
  5. Step 5: Solve for x
    x = 36,945,876.38/9,239.43
  6. Step 6: Final answer
    x = 3,998.72

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1.5x scale

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.