Home / 9,917.24-14,881.49-3,681.55

Finding the Fourth Proportional to 9,917.24, 14,881.49 and 3,681.55

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Solution

The fourth proportional to 9,917.24, 14,881.49 and 3,681.55 is: 5,524.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917.24 : 14,881.49 = 3,681.55 : x
  2. Step 2: Convert to fraction form
    9,917.24/14,881.49 = 3,681.55/x
  3. Step 3: Cross multiply
    9,917.24x = 14,881.49 × 3,681.55
  4. Step 4: Simplify right side
    9,917.24x = 54,786,963.51
  5. Step 5: Solve for x
    x = 54,786,963.51/9,917.24
  6. Step 6: Final answer
    x = 5,524.42

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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.