Home / 3,953.40-5,927.46-1,355.73

Finding the Fourth Proportional to 3,953.40, 5,927.46 and 1,355.73

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Solution

The fourth proportional to 3,953.40, 5,927.46 and 1,355.73 is: 2,032.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.40 : 5,927.46 = 1,355.73 : x
  2. Step 2: Convert to fraction form
    3,953.40/5,927.46 = 1,355.73/x
  3. Step 3: Cross multiply
    3,953.40x = 5,927.46 × 1,355.73
  4. Step 4: Simplify right side
    3,953.40x = 8,036,035.35
  5. Step 5: Solve for x
    x = 8,036,035.35/3,953.40
  6. Step 6: Final answer
    x = 2,032.69

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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.