Home / 11,351.39-17,043.03-5,808.71

Finding the Fourth Proportional to 11,351.39, 17,043.03 and 5,808.71

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Solution

The fourth proportional to 11,351.39, 17,043.03 and 5,808.71 is: 8,721.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351.39 : 17,043.03 = 5,808.71 : x
  2. Step 2: Convert to fraction form
    11,351.39/17,043.03 = 5,808.71/x
  3. Step 3: Cross multiply
    11,351.39x = 17,043.03 × 5,808.71
  4. Step 4: Simplify right side
    11,351.39x = 98,998,018.79
  5. Step 5: Solve for x
    x = 98,998,018.79/11,351.39
  6. Step 6: Final answer
    x = 8,721.22

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1.5x scale

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.