Home / 2,504.42-3,455.75-1,442.02

Finding the Fourth Proportional to 2,504.42, 3,455.75 and 1,442.02

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Solution

The fourth proportional to 2,504.42, 3,455.75 and 1,442.02 is: 1,989.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,504.42 : 3,455.75 = 1,442.02 : x
  2. Step 2: Convert to fraction form
    2,504.42/3,455.75 = 1,442.02/x
  3. Step 3: Cross multiply
    2,504.42x = 3,455.75 × 1,442.02
  4. Step 4: Simplify right side
    2,504.42x = 4,983,260.62
  5. Step 5: Solve for x
    x = 4,983,260.62/2,504.42
  6. Step 6: Final answer
    x = 1,989.79

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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.