Home / 4,865.04-7,304.85-2,787.39

Finding the Fourth Proportional to 4,865.04, 7,304.85 and 2,787.39

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Solution

The fourth proportional to 4,865.04, 7,304.85 and 2,787.39 is: 4,185.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.04 : 7,304.85 = 2,787.39 : x
  2. Step 2: Convert to fraction form
    4,865.04/7,304.85 = 2,787.39/x
  3. Step 3: Cross multiply
    4,865.04x = 7,304.85 × 2,787.39
  4. Step 4: Simplify right side
    4,865.04x = 20,361,465.84
  5. Step 5: Solve for x
    x = 20,361,465.84/4,865.04
  6. Step 6: Final answer
    x = 4,185.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.