Home / 9,339-14,008.56-2,764.38

Finding the Fourth Proportional to 9,339, 14,008.56 and 2,764.38

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Solution

The fourth proportional to 9,339, 14,008.56 and 2,764.38 is: 4,146.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339 : 14,008.56 = 2,764.38 : x
  2. Step 2: Convert to fraction form
    9,339/14,008.56 = 2,764.38/x
  3. Step 3: Cross multiply
    9,339x = 14,008.56 × 2,764.38
  4. Step 4: Simplify right side
    9,339x = 38,724,983.09
  5. Step 5: Solve for x
    x = 38,724,983.09/9,339
  6. Step 6: Final answer
    x = 4,146.59

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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.