Home / 6,942.98-9,581.28-3,799.16

Finding the Fourth Proportional to 6,942.98, 9,581.28 and 3,799.16

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Solution

The fourth proportional to 6,942.98, 9,581.28 and 3,799.16 is: 5,242.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.98 : 9,581.28 = 3,799.16 : x
  2. Step 2: Convert to fraction form
    6,942.98/9,581.28 = 3,799.16/x
  3. Step 3: Cross multiply
    6,942.98x = 9,581.28 × 3,799.16
  4. Step 4: Simplify right side
    6,942.98x = 36,400,767.82
  5. Step 5: Solve for x
    x = 36,400,767.82/6,942.98
  6. Step 6: Final answer
    x = 5,242.82

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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.