Home / 2,318.18-3,203.25-1,824.62

Finding the Fourth Proportional to 2,318.18, 3,203.25 and 1,824.62

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Solution

The fourth proportional to 2,318.18, 3,203.25 and 1,824.62 is: 2,521.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.18 : 3,203.25 = 1,824.62 : x
  2. Step 2: Convert to fraction form
    2,318.18/3,203.25 = 1,824.62/x
  3. Step 3: Cross multiply
    2,318.18x = 3,203.25 × 1,824.62
  4. Step 4: Simplify right side
    2,318.18x = 5,844,714.02
  5. Step 5: Solve for x
    x = 5,844,714.02/2,318.18
  6. Step 6: Final answer
    x = 2,521.25

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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.