Home / 4,070.88-6,105.42-1,149.12

Finding the Fourth Proportional to 4,070.88, 6,105.42 and 1,149.12

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Solution

The fourth proportional to 4,070.88, 6,105.42 and 1,149.12 is: 1,723.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.88 : 6,105.42 = 1,149.12 : x
  2. Step 2: Convert to fraction form
    4,070.88/6,105.42 = 1,149.12/x
  3. Step 3: Cross multiply
    4,070.88x = 6,105.42 × 1,149.12
  4. Step 4: Simplify right side
    4,070.88x = 7,015,860.23
  5. Step 5: Solve for x
    x = 7,015,860.23/4,070.88
  6. Step 6: Final answer
    x = 1,723.43

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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.