Home / 6,481.37-8,948.59-4,986.65

Finding the Fourth Proportional to 6,481.37, 8,948.59 and 4,986.65

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Solution

The fourth proportional to 6,481.37, 8,948.59 and 4,986.65 is: 6,884.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481.37 : 8,948.59 = 4,986.65 : x
  2. Step 2: Convert to fraction form
    6,481.37/8,948.59 = 4,986.65/x
  3. Step 3: Cross multiply
    6,481.37x = 8,948.59 × 4,986.65
  4. Step 4: Simplify right side
    6,481.37x = 44,623,429.11
  5. Step 5: Solve for x
    x = 44,623,429.11/6,481.37
  6. Step 6: Final answer
    x = 6,884.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.