Home / 3,963.23-5,946.87-2,647.88

Finding the Fourth Proportional to 3,963.23, 5,946.87 and 2,647.88

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Solution

The fourth proportional to 3,963.23, 5,946.87 and 2,647.88 is: 3,973.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.23 : 5,946.87 = 2,647.88 : x
  2. Step 2: Convert to fraction form
    3,963.23/5,946.87 = 2,647.88/x
  3. Step 3: Cross multiply
    3,963.23x = 5,946.87 × 2,647.88
  4. Step 4: Simplify right side
    3,963.23x = 15,746,598.14
  5. Step 5: Solve for x
    x = 15,746,598.14/3,963.23
  6. Step 6: Final answer
    x = 3,973.17

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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.