Home / 3,213.54-4,434.75-1,816.02

Finding the Fourth Proportional to 3,213.54, 4,434.75 and 1,816.02

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Solution

The fourth proportional to 3,213.54, 4,434.75 and 1,816.02 is: 2,506.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.54 : 4,434.75 = 1,816.02 : x
  2. Step 2: Convert to fraction form
    3,213.54/4,434.75 = 1,816.02/x
  3. Step 3: Cross multiply
    3,213.54x = 4,434.75 × 1,816.02
  4. Step 4: Simplify right side
    3,213.54x = 8,053,594.70
  5. Step 5: Solve for x
    x = 8,053,594.70/3,213.54
  6. Step 6: Final answer
    x = 2,506.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.