Home / 3,318.92-4,579.80-2,254.52

Finding the Fourth Proportional to 3,318.92, 4,579.80 and 2,254.52

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Solution

The fourth proportional to 3,318.92, 4,579.80 and 2,254.52 is: 3,111.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.92 : 4,579.80 = 2,254.52 : x
  2. Step 2: Convert to fraction form
    3,318.92/4,579.80 = 2,254.52/x
  3. Step 3: Cross multiply
    3,318.92x = 4,579.80 × 2,254.52
  4. Step 4: Simplify right side
    3,318.92x = 10,325,250.70
  5. Step 5: Solve for x
    x = 10,325,250.70/3,318.92
  6. Step 6: Final answer
    x = 3,111.03

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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.