Home / 10,172.14-15,252.33-3,150.28

Finding the Fourth Proportional to 10,172.14, 15,252.33 and 3,150.28

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Solution

The fourth proportional to 10,172.14, 15,252.33 and 3,150.28 is: 4,723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,172.14 : 15,252.33 = 3,150.28 : x
  2. Step 2: Convert to fraction form
    10,172.14/15,252.33 = 3,150.28/x
  3. Step 3: Cross multiply
    10,172.14x = 15,252.33 × 3,150.28
  4. Step 4: Simplify right side
    10,172.14x = 48,049,110.15
  5. Step 5: Solve for x
    x = 48,049,110.15/10,172.14
  6. Step 6: Final answer
    x = 4,723.60

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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.