Home / 10,424.28-15,636.42-2,633.10

Finding the Fourth Proportional to 10,424.28, 15,636.42 and 2,633.10

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Solution

The fourth proportional to 10,424.28, 15,636.42 and 2,633.10 is: 3,949.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,424.28 : 15,636.42 = 2,633.10 : x
  2. Step 2: Convert to fraction form
    10,424.28/15,636.42 = 2,633.10/x
  3. Step 3: Cross multiply
    10,424.28x = 15,636.42 × 2,633.10
  4. Step 4: Simplify right side
    10,424.28x = 41,172,257.50
  5. Step 5: Solve for x
    x = 41,172,257.50/10,424.28
  6. Step 6: Final answer
    x = 3,949.65

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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.