Home / 6,983.80-10,475.70-4,067.80

Finding the Fourth Proportional to 6,983.80, 10,475.70 and 4,067.80

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Solution

The fourth proportional to 6,983.80, 10,475.70 and 4,067.80 is: 6,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.80 : 10,475.70 = 4,067.80 : x
  2. Step 2: Convert to fraction form
    6,983.80/10,475.70 = 4,067.80/x
  3. Step 3: Cross multiply
    6,983.80x = 10,475.70 × 4,067.80
  4. Step 4: Simplify right side
    6,983.80x = 42,613,052.46
  5. Step 5: Solve for x
    x = 42,613,052.46/6,983.80
  6. Step 6: Final answer
    x = 6,101.70

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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.