Home / 6,101.36-8,419.88-3,306.86

Finding the Fourth Proportional to 6,101.36, 8,419.88 and 3,306.86

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Solution

The fourth proportional to 6,101.36, 8,419.88 and 3,306.86 is: 4,563.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,101.36 : 8,419.88 = 3,306.86 : x
  2. Step 2: Convert to fraction form
    6,101.36/8,419.88 = 3,306.86/x
  3. Step 3: Cross multiply
    6,101.36x = 8,419.88 × 3,306.86
  4. Step 4: Simplify right side
    6,101.36x = 27,843,330.54
  5. Step 5: Solve for x
    x = 27,843,330.54/6,101.36
  6. Step 6: Final answer
    x = 4,563.47

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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.