Home / 7,412.94-11,116.72-2,481.41

Finding the Fourth Proportional to 7,412.94, 11,116.72 and 2,481.41

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Solution

The fourth proportional to 7,412.94, 11,116.72 and 2,481.41 is: 3,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.94 : 11,116.72 = 2,481.41 : x
  2. Step 2: Convert to fraction form
    7,412.94/11,116.72 = 2,481.41/x
  3. Step 3: Cross multiply
    7,412.94x = 11,116.72 × 2,481.41
  4. Step 4: Simplify right side
    7,412.94x = 27,585,132.82
  5. Step 5: Solve for x
    x = 27,585,132.82/7,412.94
  6. Step 6: Final answer
    x = 3,721.21

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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.