Home / 9,239.09-13,865.31-3,693.98

Finding the Fourth Proportional to 9,239.09, 13,865.31 and 3,693.98

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Solution

The fourth proportional to 9,239.09, 13,865.31 and 3,693.98 is: 5,543.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.09 : 13,865.31 = 3,693.98 : x
  2. Step 2: Convert to fraction form
    9,239.09/13,865.31 = 3,693.98/x
  3. Step 3: Cross multiply
    9,239.09x = 13,865.31 × 3,693.98
  4. Step 4: Simplify right side
    9,239.09x = 51,218,189.08
  5. Step 5: Solve for x
    x = 51,218,189.08/9,239.09
  6. Step 6: Final answer
    x = 5,543.64

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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.