Home / 2,388.60-3,579.00-1,462.21

Finding the Fourth Proportional to 2,388.60, 3,579.00 and 1,462.21

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Solution

The fourth proportional to 2,388.60, 3,579.00 and 1,462.21 is: 2,190.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388.60 : 3,579.00 = 1,462.21 : x
  2. Step 2: Convert to fraction form
    2,388.60/3,579.00 = 1,462.21/x
  3. Step 3: Cross multiply
    2,388.60x = 3,579.00 × 1,462.21
  4. Step 4: Simplify right side
    2,388.60x = 5,233,253.45
  5. Step 5: Solve for x
    x = 5,233,253.45/2,388.60
  6. Step 6: Final answer
    x = 2,190.93

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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.