Home / 11,035.28-15,232.68-7,310.48

Finding the Fourth Proportional to 11,035.28, 15,232.68 and 7,310.48

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Solution

The fourth proportional to 11,035.28, 15,232.68 and 7,310.48 is: 10,091.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035.28 : 15,232.68 = 7,310.48 : x
  2. Step 2: Convert to fraction form
    11,035.28/15,232.68 = 7,310.48/x
  3. Step 3: Cross multiply
    11,035.28x = 15,232.68 × 7,310.48
  4. Step 4: Simplify right side
    11,035.28x = 111,358,202.49
  5. Step 5: Solve for x
    x = 111,358,202.49/11,035.28
  6. Step 6: Final answer
    x = 10,091.11

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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.