Home / 6,111.25-9,160.66-2,408.40

Finding the Fourth Proportional to 6,111.25, 9,160.66 and 2,408.40

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Solution

The fourth proportional to 6,111.25, 9,160.66 and 2,408.40 is: 3,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111.25 : 9,160.66 = 2,408.40 : x
  2. Step 2: Convert to fraction form
    6,111.25/9,160.66 = 2,408.40/x
  3. Step 3: Cross multiply
    6,111.25x = 9,160.66 × 2,408.40
  4. Step 4: Simplify right side
    6,111.25x = 22,062,533.54
  5. Step 5: Solve for x
    x = 22,062,533.54/6,111.25
  6. Step 6: Final answer
    x = 3,610.15

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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.