Home / 3,764.76-5,195.54-2,272.65

Finding the Fourth Proportional to 3,764.76, 5,195.54 and 2,272.65

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Solution

The fourth proportional to 3,764.76, 5,195.54 and 2,272.65 is: 3,136.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764.76 : 5,195.54 = 2,272.65 : x
  2. Step 2: Convert to fraction form
    3,764.76/5,195.54 = 2,272.65/x
  3. Step 3: Cross multiply
    3,764.76x = 5,195.54 × 2,272.65
  4. Step 4: Simplify right side
    3,764.76x = 11,807,643.98
  5. Step 5: Solve for x
    x = 11,807,643.98/3,764.76
  6. Step 6: Final answer
    x = 3,136.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.