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Finding the Fourth Proportional to 2,593.08, 3,890.22 and 949.65

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Solution

The fourth proportional to 2,593.08, 3,890.22 and 949.65 is: 1,424.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593.08 : 3,890.22 = 949.65 : x
  2. Step 2: Convert to fraction form
    2,593.08/3,890.22 = 949.65/x
  3. Step 3: Cross multiply
    2,593.08x = 3,890.22 × 949.65
  4. Step 4: Simplify right side
    2,593.08x = 3,694,347.42
  5. Step 5: Solve for x
    x = 3,694,347.42/2,593.08
  6. Step 6: Final answer
    x = 1,424.69

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.