Home / 7,344.44-10,135.44-3,987.26

Finding the Fourth Proportional to 7,344.44, 10,135.44 and 3,987.26

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Solution

The fourth proportional to 7,344.44, 10,135.44 and 3,987.26 is: 5,502.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.44 : 10,135.44 = 3,987.26 : x
  2. Step 2: Convert to fraction form
    7,344.44/10,135.44 = 3,987.26/x
  3. Step 3: Cross multiply
    7,344.44x = 10,135.44 × 3,987.26
  4. Step 4: Simplify right side
    7,344.44x = 40,412,614.56
  5. Step 5: Solve for x
    x = 40,412,614.56/7,344.44
  6. Step 6: Final answer
    x = 5,502.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.