Home / 6,841.44-9,440.38-3,857.10

Finding the Fourth Proportional to 6,841.44, 9,440.38 and 3,857.10

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Solution

The fourth proportional to 6,841.44, 9,440.38 and 3,857.10 is: 5,322.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,841.44 : 9,440.38 = 3,857.10 : x
  2. Step 2: Convert to fraction form
    6,841.44/9,440.38 = 3,857.10/x
  3. Step 3: Cross multiply
    6,841.44x = 9,440.38 × 3,857.10
  4. Step 4: Simplify right side
    6,841.44x = 36,412,459.12
  5. Step 5: Solve for x
    x = 36,412,459.12/6,841.44
  6. Step 6: Final answer
    x = 5,322.34

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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.