Home / 8,510.96-12,767.81-2,965.88

Finding the Fourth Proportional to 8,510.96, 12,767.81 and 2,965.88

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Solution

The fourth proportional to 8,510.96, 12,767.81 and 2,965.88 is: 4,449.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510.96 : 12,767.81 = 2,965.88 : x
  2. Step 2: Convert to fraction form
    8,510.96/12,767.81 = 2,965.88/x
  3. Step 3: Cross multiply
    8,510.96x = 12,767.81 × 2,965.88
  4. Step 4: Simplify right side
    8,510.96x = 37,867,713.65
  5. Step 5: Solve for x
    x = 37,867,713.65/8,510.96
  6. Step 6: Final answer
    x = 4,449.29

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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.