Home / 11,244.11-16,860.77-5,316.06

Finding the Fourth Proportional to 11,244.11, 16,860.77 and 5,316.06

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Solution

The fourth proportional to 11,244.11, 16,860.77 and 5,316.06 is: 7,971.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,244.11 : 16,860.77 = 5,316.06 : x
  2. Step 2: Convert to fraction form
    11,244.11/16,860.77 = 5,316.06/x
  3. Step 3: Cross multiply
    11,244.11x = 16,860.77 × 5,316.06
  4. Step 4: Simplify right side
    11,244.11x = 89,632,864.97
  5. Step 5: Solve for x
    x = 89,632,864.97/11,244.11
  6. Step 6: Final answer
    x = 7,971.54

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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.