Home / 10,179.38-15,270.73-3,604.14

Finding the Fourth Proportional to 10,179.38, 15,270.73 and 3,604.14

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Solution

The fourth proportional to 10,179.38, 15,270.73 and 3,604.14 is: 5,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,179.38 : 15,270.73 = 3,604.14 : x
  2. Step 2: Convert to fraction form
    10,179.38/15,270.73 = 3,604.14/x
  3. Step 3: Cross multiply
    10,179.38x = 15,270.73 × 3,604.14
  4. Step 4: Simplify right side
    10,179.38x = 55,037,839.81
  5. Step 5: Solve for x
    x = 55,037,839.81/10,179.38
  6. Step 6: Final answer
    x = 5,406.80

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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.