Home / 3,964.39-5,946.59-1,498.78

Finding the Fourth Proportional to 3,964.39, 5,946.59 and 1,498.78

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Solution

The fourth proportional to 3,964.39, 5,946.59 and 1,498.78 is: 2,248.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.39 : 5,946.59 = 1,498.78 : x
  2. Step 2: Convert to fraction form
    3,964.39/5,946.59 = 1,498.78/x
  3. Step 3: Cross multiply
    3,964.39x = 5,946.59 × 1,498.78
  4. Step 4: Simplify right side
    3,964.39x = 8,912,620.40
  5. Step 5: Solve for x
    x = 8,912,620.40/3,964.39
  6. Step 6: Final answer
    x = 2,248.17

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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.