Home / 3,722.16-5,583.51-1,256.16

Finding the Fourth Proportional to 3,722.16, 5,583.51 and 1,256.16

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Solution

The fourth proportional to 3,722.16, 5,583.51 and 1,256.16 is: 1,884.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.16 : 5,583.51 = 1,256.16 : x
  2. Step 2: Convert to fraction form
    3,722.16/5,583.51 = 1,256.16/x
  3. Step 3: Cross multiply
    3,722.16x = 5,583.51 × 1,256.16
  4. Step 4: Simplify right side
    3,722.16x = 7,013,781.92
  5. Step 5: Solve for x
    x = 7,013,781.92/3,722.16
  6. Step 6: Final answer
    x = 1,884.33

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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.