Home / 11,425.74-17,119.05-6,235.26

Finding the Fourth Proportional to 11,425.74, 17,119.05 and 6,235.26

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Solution

The fourth proportional to 11,425.74, 17,119.05 and 6,235.26 is: 9,342.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,425.74 : 17,119.05 = 6,235.26 : x
  2. Step 2: Convert to fraction form
    11,425.74/17,119.05 = 6,235.26/x
  3. Step 3: Cross multiply
    11,425.74x = 17,119.05 × 6,235.26
  4. Step 4: Simplify right side
    11,425.74x = 106,741,727.70
  5. Step 5: Solve for x
    x = 106,741,727.70/11,425.74
  6. Step 6: Final answer
    x = 9,342.22

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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.