Home / 6,964.68-10,447.68-2,581.08

Finding the Fourth Proportional to 6,964.68, 10,447.68 and 2,581.08

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Solution

The fourth proportional to 6,964.68, 10,447.68 and 2,581.08 is: 3,871.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,964.68 : 10,447.68 = 2,581.08 : x
  2. Step 2: Convert to fraction form
    6,964.68/10,447.68 = 2,581.08/x
  3. Step 3: Cross multiply
    6,964.68x = 10,447.68 × 2,581.08
  4. Step 4: Simplify right side
    6,964.68x = 26,966,297.89
  5. Step 5: Solve for x
    x = 26,966,297.89/6,964.68
  6. Step 6: Final answer
    x = 3,871.86

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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.