Home / 3,374.88-5,036.73-3,287.40

Finding the Fourth Proportional to 3,374.88, 5,036.73 and 3,287.40

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Solution

The fourth proportional to 3,374.88, 5,036.73 and 3,287.40 is: 4,906.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374.88 : 5,036.73 = 3,287.40 : x
  2. Step 2: Convert to fraction form
    3,374.88/5,036.73 = 3,287.40/x
  3. Step 3: Cross multiply
    3,374.88x = 5,036.73 × 3,287.40
  4. Step 4: Simplify right side
    3,374.88x = 16,557,746.20
  5. Step 5: Solve for x
    x = 16,557,746.20/3,374.88
  6. Step 6: Final answer
    x = 4,906.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.