Home / 6,109.28-9,160.32-2,408.48

Finding the Fourth Proportional to 6,109.28, 9,160.32 and 2,408.48

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Solution

The fourth proportional to 6,109.28, 9,160.32 and 2,408.48 is: 3,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.28 : 9,160.32 = 2,408.48 : x
  2. Step 2: Convert to fraction form
    6,109.28/9,160.32 = 2,408.48/x
  3. Step 3: Cross multiply
    6,109.28x = 9,160.32 × 2,408.48
  4. Step 4: Simplify right side
    6,109.28x = 22,062,447.51
  5. Step 5: Solve for x
    x = 22,062,447.51/6,109.28
  6. Step 6: Final answer
    x = 3,611.30

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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.