Home / 4,187.93-6,281.87-1,879.43

Finding the Fourth Proportional to 4,187.93, 6,281.87 and 1,879.43

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Solution

The fourth proportional to 4,187.93, 6,281.87 and 1,879.43 is: 2,819.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.93 : 6,281.87 = 1,879.43 : x
  2. Step 2: Convert to fraction form
    4,187.93/6,281.87 = 1,879.43/x
  3. Step 3: Cross multiply
    4,187.93x = 6,281.87 × 1,879.43
  4. Step 4: Simplify right side
    4,187.93x = 11,806,294.13
  5. Step 5: Solve for x
    x = 11,806,294.13/4,187.93
  6. Step 6: Final answer
    x = 2,819.13

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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.