Home / 4,215.06-6,326.91-2,764.62

Finding the Fourth Proportional to 4,215.06, 6,326.91 and 2,764.62

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Solution

The fourth proportional to 4,215.06, 6,326.91 and 2,764.62 is: 4,149.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.06 : 6,326.91 = 2,764.62 : x
  2. Step 2: Convert to fraction form
    4,215.06/6,326.91 = 2,764.62/x
  3. Step 3: Cross multiply
    4,215.06x = 6,326.91 × 2,764.62
  4. Step 4: Simplify right side
    4,215.06x = 17,491,501.92
  5. Step 5: Solve for x
    x = 17,491,501.92/4,215.06
  6. Step 6: Final answer
    x = 4,149.76

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1.5x scale

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.