Home / 11,316.11-16,974.36-3,525.12

Finding the Fourth Proportional to 11,316.11, 16,974.36 and 3,525.12

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Solution

The fourth proportional to 11,316.11, 16,974.36 and 3,525.12 is: 5,287.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316.11 : 16,974.36 = 3,525.12 : x
  2. Step 2: Convert to fraction form
    11,316.11/16,974.36 = 3,525.12/x
  3. Step 3: Cross multiply
    11,316.11x = 16,974.36 × 3,525.12
  4. Step 4: Simplify right side
    11,316.11x = 59,836,655.92
  5. Step 5: Solve for x
    x = 59,836,655.92/11,316.11
  6. Step 6: Final answer
    x = 5,287.74

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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.