Home / 4,215.38-5,817.42-2,327.23

Finding the Fourth Proportional to 4,215.38, 5,817.42 and 2,327.23

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Solution

The fourth proportional to 4,215.38, 5,817.42 and 2,327.23 is: 3,211.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.38 : 5,817.42 = 2,327.23 : x
  2. Step 2: Convert to fraction form
    4,215.38/5,817.42 = 2,327.23/x
  3. Step 3: Cross multiply
    4,215.38x = 5,817.42 × 2,327.23
  4. Step 4: Simplify right side
    4,215.38x = 13,538,481.62
  5. Step 5: Solve for x
    x = 13,538,481.62/4,215.38
  6. Step 6: Final answer
    x = 3,211.69

Related Problems

Find fourth proportional to 2,107.69, 2,908.71 and 1,163.62
Half scale
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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.