Home / 3,213.32-4,820.46-1,132.96

Finding the Fourth Proportional to 3,213.32, 4,820.46 and 1,132.96

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Solution

The fourth proportional to 3,213.32, 4,820.46 and 1,132.96 is: 1,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.32 : 4,820.46 = 1,132.96 : x
  2. Step 2: Convert to fraction form
    3,213.32/4,820.46 = 1,132.96/x
  3. Step 3: Cross multiply
    3,213.32x = 4,820.46 × 1,132.96
  4. Step 4: Simplify right side
    3,213.32x = 5,461,358.59
  5. Step 5: Solve for x
    x = 5,461,358.59/3,213.32
  6. Step 6: Final answer
    x = 1,699.60

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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.