Home / 3,724.42-5,586.64-1,258.58

Finding the Fourth Proportional to 3,724.42, 5,586.64 and 1,258.58

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Solution

The fourth proportional to 3,724.42, 5,586.64 and 1,258.58 is: 1,887.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.42 : 5,586.64 = 1,258.58 : x
  2. Step 2: Convert to fraction form
    3,724.42/5,586.64 = 1,258.58/x
  3. Step 3: Cross multiply
    3,724.42x = 5,586.64 × 1,258.58
  4. Step 4: Simplify right side
    3,724.42x = 7,031,233.37
  5. Step 5: Solve for x
    x = 7,031,233.37/3,724.42
  6. Step 6: Final answer
    x = 1,887.87

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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.