Home / 11,809.13-17,716.12-4,883.63

Finding the Fourth Proportional to 11,809.13, 17,716.12 and 4,883.63

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Solution

The fourth proportional to 11,809.13, 17,716.12 and 4,883.63 is: 7,326.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809.13 : 17,716.12 = 4,883.63 : x
  2. Step 2: Convert to fraction form
    11,809.13/17,716.12 = 4,883.63/x
  3. Step 3: Cross multiply
    11,809.13x = 17,716.12 × 4,883.63
  4. Step 4: Simplify right side
    11,809.13x = 86,518,874.33
  5. Step 5: Solve for x
    x = 86,518,874.33/11,809.13
  6. Step 6: Final answer
    x = 7,326.44

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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.