Home / 7,401.20-11,099.12-3,016.32

Finding the Fourth Proportional to 7,401.20, 11,099.12 and 3,016.32

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Solution

The fourth proportional to 7,401.20, 11,099.12 and 3,016.32 is: 4,523.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401.20 : 11,099.12 = 3,016.32 : x
  2. Step 2: Convert to fraction form
    7,401.20/11,099.12 = 3,016.32/x
  3. Step 3: Cross multiply
    7,401.20x = 11,099.12 × 3,016.32
  4. Step 4: Simplify right side
    7,401.20x = 33,478,497.64
  5. Step 5: Solve for x
    x = 33,478,497.64/7,401.20
  6. Step 6: Final answer
    x = 4,523.39

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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.