Home / 6,841.44-9,441.20-3,857.30

Finding the Fourth Proportional to 6,841.44, 9,441.20 and 3,857.30

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Solution

The fourth proportional to 6,841.44, 9,441.20 and 3,857.30 is: 5,323.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,841.44 : 9,441.20 = 3,857.30 : x
  2. Step 2: Convert to fraction form
    6,841.44/9,441.20 = 3,857.30/x
  3. Step 3: Cross multiply
    6,841.44x = 9,441.20 × 3,857.30
  4. Step 4: Simplify right side
    6,841.44x = 36,417,540.76
  5. Step 5: Solve for x
    x = 36,417,540.76/6,841.44
  6. Step 6: Final answer
    x = 5,323.08

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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.