Home / 4,487.04-6,731.73-2,639.76

Finding the Fourth Proportional to 4,487.04, 6,731.73 and 2,639.76

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Solution

The fourth proportional to 4,487.04, 6,731.73 and 2,639.76 is: 3,960.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.04 : 6,731.73 = 2,639.76 : x
  2. Step 2: Convert to fraction form
    4,487.04/6,731.73 = 2,639.76/x
  3. Step 3: Cross multiply
    4,487.04x = 6,731.73 × 2,639.76
  4. Step 4: Simplify right side
    4,487.04x = 17,770,151.58
  5. Step 5: Solve for x
    x = 17,770,151.58/4,487.04
  6. Step 6: Final answer
    x = 3,960.33

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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.