Home / 3,723.64-5,586.38-1,126.44

Finding the Fourth Proportional to 3,723.64, 5,586.38 and 1,126.44

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Solution

The fourth proportional to 3,723.64, 5,586.38 and 1,126.44 is: 1,689.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.64 : 5,586.38 = 1,126.44 : x
  2. Step 2: Convert to fraction form
    3,723.64/5,586.38 = 1,126.44/x
  3. Step 3: Cross multiply
    3,723.64x = 5,586.38 × 1,126.44
  4. Step 4: Simplify right side
    3,723.64x = 6,292,721.89
  5. Step 5: Solve for x
    x = 6,292,721.89/3,723.64
  6. Step 6: Final answer
    x = 1,689.94

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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.