Home / 6,942.14-9,579.77-3,798.13

Finding the Fourth Proportional to 6,942.14, 9,579.77 and 3,798.13

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Solution

The fourth proportional to 6,942.14, 9,579.77 and 3,798.13 is: 5,241.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.14 : 9,579.77 = 3,798.13 : x
  2. Step 2: Convert to fraction form
    6,942.14/9,579.77 = 3,798.13/x
  3. Step 3: Cross multiply
    6,942.14x = 9,579.77 × 3,798.13
  4. Step 4: Simplify right side
    6,942.14x = 36,385,211.83
  5. Step 5: Solve for x
    x = 36,385,211.83/6,942.14
  6. Step 6: Final answer
    x = 5,241.21

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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.