Home / 10,412.82-15,619.23-4,261.14

Finding the Fourth Proportional to 10,412.82, 15,619.23 and 4,261.14

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Solution

The fourth proportional to 10,412.82, 15,619.23 and 4,261.14 is: 6,391.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,412.82 : 15,619.23 = 4,261.14 : x
  2. Step 2: Convert to fraction form
    10,412.82/15,619.23 = 4,261.14/x
  3. Step 3: Cross multiply
    10,412.82x = 15,619.23 × 4,261.14
  4. Step 4: Simplify right side
    10,412.82x = 66,555,725.72
  5. Step 5: Solve for x
    x = 66,555,725.72/10,412.82
  6. Step 6: Final answer
    x = 6,391.71

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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.