Home / 4,187.66-6,281.37-1,414.31

Finding the Fourth Proportional to 4,187.66, 6,281.37 and 1,414.31

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Solution

The fourth proportional to 4,187.66, 6,281.37 and 1,414.31 is: 2,121.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.66 : 6,281.37 = 1,414.31 : x
  2. Step 2: Convert to fraction form
    4,187.66/6,281.37 = 1,414.31/x
  3. Step 3: Cross multiply
    4,187.66x = 6,281.37 × 1,414.31
  4. Step 4: Simplify right side
    4,187.66x = 8,883,773.00
  5. Step 5: Solve for x
    x = 8,883,773.00/4,187.66
  6. Step 6: Final answer
    x = 2,121.42

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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.