Home / 11,917.74-17,876.71-3,033.08

Finding the Fourth Proportional to 11,917.74, 17,876.71 and 3,033.08

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Solution

The fourth proportional to 11,917.74, 17,876.71 and 3,033.08 is: 4,549.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,917.74 : 17,876.71 = 3,033.08 : x
  2. Step 2: Convert to fraction form
    11,917.74/17,876.71 = 3,033.08/x
  3. Step 3: Cross multiply
    11,917.74x = 17,876.71 × 3,033.08
  4. Step 4: Simplify right side
    11,917.74x = 54,221,402.18
  5. Step 5: Solve for x
    x = 54,221,402.18/11,917.74
  6. Step 6: Final answer
    x = 4,549.64

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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.