Home / 7,540.72-10,408.92-4,895.26

Finding the Fourth Proportional to 7,540.72, 10,408.92 and 4,895.26

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Solution

The fourth proportional to 7,540.72, 10,408.92 and 4,895.26 is: 6,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,540.72 : 10,408.92 = 4,895.26 : x
  2. Step 2: Convert to fraction form
    7,540.72/10,408.92 = 4,895.26/x
  3. Step 3: Cross multiply
    7,540.72x = 10,408.92 × 4,895.26
  4. Step 4: Simplify right side
    7,540.72x = 50,954,369.72
  5. Step 5: Solve for x
    x = 50,954,369.72/7,540.72
  6. Step 6: Final answer
    x = 6,757.23

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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.