Home / 6,581.51-9,872.33-2,198.96

Finding the Fourth Proportional to 6,581.51, 9,872.33 and 2,198.96

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Solution

The fourth proportional to 6,581.51, 9,872.33 and 2,198.96 is: 3,298.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,581.51 : 9,872.33 = 2,198.96 : x
  2. Step 2: Convert to fraction form
    6,581.51/9,872.33 = 2,198.96/x
  3. Step 3: Cross multiply
    6,581.51x = 9,872.33 × 2,198.96
  4. Step 4: Simplify right side
    6,581.51x = 21,708,798.42
  5. Step 5: Solve for x
    x = 21,708,798.42/6,581.51
  6. Step 6: Final answer
    x = 3,298.46

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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.