Home / 6,461.28-9,695.04-2,764.56

Finding the Fourth Proportional to 6,461.28, 9,695.04 and 2,764.56

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Solution

The fourth proportional to 6,461.28, 9,695.04 and 2,764.56 is: 4,148.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,461.28 : 9,695.04 = 2,764.56 : x
  2. Step 2: Convert to fraction form
    6,461.28/9,695.04 = 2,764.56/x
  3. Step 3: Cross multiply
    6,461.28x = 9,695.04 × 2,764.56
  4. Step 4: Simplify right side
    6,461.28x = 26,802,519.78
  5. Step 5: Solve for x
    x = 26,802,519.78/6,461.28
  6. Step 6: Final answer
    x = 4,148.17

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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.