Home / 6,155.19-9,238.94-3,239.64

Finding the Fourth Proportional to 6,155.19, 9,238.94 and 3,239.64

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Solution

The fourth proportional to 6,155.19, 9,238.94 and 3,239.64 is: 4,862.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,155.19 : 9,238.94 = 3,239.64 : x
  2. Step 2: Convert to fraction form
    6,155.19/9,238.94 = 3,239.64/x
  3. Step 3: Cross multiply
    6,155.19x = 9,238.94 × 3,239.64
  4. Step 4: Simplify right side
    6,155.19x = 29,930,839.58
  5. Step 5: Solve for x
    x = 29,930,839.58/6,155.19
  6. Step 6: Final answer
    x = 4,862.70

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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.