Home / 11,811.48-17,707.80-5,568.18

Finding the Fourth Proportional to 11,811.48, 17,707.80 and 5,568.18

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Solution

The fourth proportional to 11,811.48, 17,707.80 and 5,568.18 is: 8,347.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,811.48 : 17,707.80 = 5,568.18 : x
  2. Step 2: Convert to fraction form
    11,811.48/17,707.80 = 5,568.18/x
  3. Step 3: Cross multiply
    11,811.48x = 17,707.80 × 5,568.18
  4. Step 4: Simplify right side
    11,811.48x = 98,600,217.80
  5. Step 5: Solve for x
    x = 98,600,217.80/11,811.48
  6. Step 6: Final answer
    x = 8,347.83

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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.