Home / 4,091.40-6,143.25-2,338.38

Finding the Fourth Proportional to 4,091.40, 6,143.25 and 2,338.38

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Solution

The fourth proportional to 4,091.40, 6,143.25 and 2,338.38 is: 3,511.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.40 : 6,143.25 = 2,338.38 : x
  2. Step 2: Convert to fraction form
    4,091.40/6,143.25 = 2,338.38/x
  3. Step 3: Cross multiply
    4,091.40x = 6,143.25 × 2,338.38
  4. Step 4: Simplify right side
    4,091.40x = 14,365,252.94
  5. Step 5: Solve for x
    x = 14,365,252.94/4,091.40
  6. Step 6: Final answer
    x = 3,511.08

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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.