Home / 3,360.32-5,040.60-2,213.36

Finding the Fourth Proportional to 3,360.32, 5,040.60 and 2,213.36

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Solution

The fourth proportional to 3,360.32, 5,040.60 and 2,213.36 is: 3,320.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.32 : 5,040.60 = 2,213.36 : x
  2. Step 2: Convert to fraction form
    3,360.32/5,040.60 = 2,213.36/x
  3. Step 3: Cross multiply
    3,360.32x = 5,040.60 × 2,213.36
  4. Step 4: Simplify right side
    3,360.32x = 11,156,662.42
  5. Step 5: Solve for x
    x = 11,156,662.42/3,360.32
  6. Step 6: Final answer
    x = 3,320.12

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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.