Home / 4,481.00-6,719.82-1,317.49

Finding the Fourth Proportional to 4,481.00, 6,719.82 and 1,317.49

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Solution

The fourth proportional to 4,481.00, 6,719.82 and 1,317.49 is: 1,975.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.00 : 6,719.82 = 1,317.49 : x
  2. Step 2: Convert to fraction form
    4,481.00/6,719.82 = 1,317.49/x
  3. Step 3: Cross multiply
    4,481.00x = 6,719.82 × 1,317.49
  4. Step 4: Simplify right side
    4,481.00x = 8,853,273.91
  5. Step 5: Solve for x
    x = 8,853,273.91/4,481.00
  6. Step 6: Final answer
    x = 1,975.74

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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.