Home / 11,645.49-17,468.37-4,981.08

Finding the Fourth Proportional to 11,645.49, 17,468.37 and 4,981.08

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Solution

The fourth proportional to 11,645.49, 17,468.37 and 4,981.08 is: 7,471.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,645.49 : 17,468.37 = 4,981.08 : x
  2. Step 2: Convert to fraction form
    11,645.49/17,468.37 = 4,981.08/x
  3. Step 3: Cross multiply
    11,645.49x = 17,468.37 × 4,981.08
  4. Step 4: Simplify right side
    11,645.49x = 87,011,348.44
  5. Step 5: Solve for x
    x = 87,011,348.44/11,645.49
  6. Step 6: Final answer
    x = 7,471.68

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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.