Home / 11,713.80-17,561.46-4,314.22

Finding the Fourth Proportional to 11,713.80, 17,561.46 and 4,314.22

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Solution

The fourth proportional to 11,713.80, 17,561.46 and 4,314.22 is: 6,467.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713.80 : 17,561.46 = 4,314.22 : x
  2. Step 2: Convert to fraction form
    11,713.80/17,561.46 = 4,314.22/x
  3. Step 3: Cross multiply
    11,713.80x = 17,561.46 × 4,314.22
  4. Step 4: Simplify right side
    11,713.80x = 75,764,001.96
  5. Step 5: Solve for x
    x = 75,764,001.96/11,713.80
  6. Step 6: Final answer
    x = 6,467.93

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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.