Home / 4,781.92-7,172.88-2,044

Finding the Fourth Proportional to 4,781.92, 7,172.88 and 2,044

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Solution

The fourth proportional to 4,781.92, 7,172.88 and 2,044 is: 3,066

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.92 : 7,172.88 = 2,044 : x
  2. Step 2: Convert to fraction form
    4,781.92/7,172.88 = 2,044/x
  3. Step 3: Cross multiply
    4,781.92x = 7,172.88 × 2,044
  4. Step 4: Simplify right side
    4,781.92x = 14,661,366.72
  5. Step 5: Solve for x
    x = 14,661,366.72/4,781.92
  6. Step 6: Final answer
    x = 3,066

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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.