Home / 4,187.88-6,282.03-1,226.31

Finding the Fourth Proportional to 4,187.88, 6,282.03 and 1,226.31

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Solution

The fourth proportional to 4,187.88, 6,282.03 and 1,226.31 is: 1,839.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.88 : 6,282.03 = 1,226.31 : x
  2. Step 2: Convert to fraction form
    4,187.88/6,282.03 = 1,226.31/x
  3. Step 3: Cross multiply
    4,187.88x = 6,282.03 × 1,226.31
  4. Step 4: Simplify right side
    4,187.88x = 7,703,716.21
  5. Step 5: Solve for x
    x = 7,703,716.21/4,187.88
  6. Step 6: Final answer
    x = 1,839.53

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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.