Home / 3,805.36-5,708.38-1,583.72

Finding the Fourth Proportional to 3,805.36, 5,708.38 and 1,583.72

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Solution

The fourth proportional to 3,805.36, 5,708.38 and 1,583.72 is: 2,375.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,805.36 : 5,708.38 = 1,583.72 : x
  2. Step 2: Convert to fraction form
    3,805.36/5,708.38 = 1,583.72/x
  3. Step 3: Cross multiply
    3,805.36x = 5,708.38 × 1,583.72
  4. Step 4: Simplify right side
    3,805.36x = 9,040,475.57
  5. Step 5: Solve for x
    x = 9,040,475.57/3,805.36
  6. Step 6: Final answer
    x = 2,375.72

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1.5x scale

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.