Home / 6,575.81-9,863.30-2,680.11

Finding the Fourth Proportional to 6,575.81, 9,863.30 and 2,680.11

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Solution

The fourth proportional to 6,575.81, 9,863.30 and 2,680.11 is: 4,020.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,575.81 : 9,863.30 = 2,680.11 : x
  2. Step 2: Convert to fraction form
    6,575.81/9,863.30 = 2,680.11/x
  3. Step 3: Cross multiply
    6,575.81x = 9,863.30 × 2,680.11
  4. Step 4: Simplify right side
    6,575.81x = 26,434,735.66
  5. Step 5: Solve for x
    x = 26,434,735.66/6,575.81
  6. Step 6: Final answer
    x = 4,020.00

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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.