Home / 3,723.55-5,585.33-1,258.38

Finding the Fourth Proportional to 3,723.55, 5,585.33 and 1,258.38

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Solution

The fourth proportional to 3,723.55, 5,585.33 and 1,258.38 is: 1,887.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.55 : 5,585.33 = 1,258.38 : x
  2. Step 2: Convert to fraction form
    3,723.55/5,585.33 = 1,258.38/x
  3. Step 3: Cross multiply
    3,723.55x = 5,585.33 × 1,258.38
  4. Step 4: Simplify right side
    3,723.55x = 7,028,467.57
  5. Step 5: Solve for x
    x = 7,028,467.57/3,723.55
  6. Step 6: Final answer
    x = 1,887.57

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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.