Home / 2,355.58-3,517.79-2,027.53

Finding the Fourth Proportional to 2,355.58, 3,517.79 and 2,027.53

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Solution

The fourth proportional to 2,355.58, 3,517.79 and 2,027.53 is: 3,027.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.58 : 3,517.79 = 2,027.53 : x
  2. Step 2: Convert to fraction form
    2,355.58/3,517.79 = 2,027.53/x
  3. Step 3: Cross multiply
    2,355.58x = 3,517.79 × 2,027.53
  4. Step 4: Simplify right side
    2,355.58x = 7,132,424.76
  5. Step 5: Solve for x
    x = 7,132,424.76/2,355.58
  6. Step 6: Final answer
    x = 3,027.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.