Home / 6,652.49-9,979.31-2,209.23

Finding the Fourth Proportional to 6,652.49, 9,979.31 and 2,209.23

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Solution

The fourth proportional to 6,652.49, 9,979.31 and 2,209.23 is: 3,314.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.49 : 9,979.31 = 2,209.23 : x
  2. Step 2: Convert to fraction form
    6,652.49/9,979.31 = 2,209.23/x
  3. Step 3: Cross multiply
    6,652.49x = 9,979.31 × 2,209.23
  4. Step 4: Simplify right side
    6,652.49x = 22,046,579.99
  5. Step 5: Solve for x
    x = 22,046,579.99/6,652.49
  6. Step 6: Final answer
    x = 3,314.04

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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.