Home / 9,926.88-13,698.09-5,947.89

Finding the Fourth Proportional to 9,926.88, 13,698.09 and 5,947.89

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Solution

The fourth proportional to 9,926.88, 13,698.09 and 5,947.89 is: 8,207.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,926.88 : 13,698.09 = 5,947.89 : x
  2. Step 2: Convert to fraction form
    9,926.88/13,698.09 = 5,947.89/x
  3. Step 3: Cross multiply
    9,926.88x = 13,698.09 × 5,947.89
  4. Step 4: Simplify right side
    9,926.88x = 81,474,732.53
  5. Step 5: Solve for x
    x = 81,474,732.53/9,926.88
  6. Step 6: Final answer
    x = 8,207.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.