Home / 2,320.28-3,201.10-1,481.01

Finding the Fourth Proportional to 2,320.28, 3,201.10 and 1,481.01

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Solution

The fourth proportional to 2,320.28, 3,201.10 and 1,481.01 is: 2,043.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.28 : 3,201.10 = 1,481.01 : x
  2. Step 2: Convert to fraction form
    2,320.28/3,201.10 = 1,481.01/x
  3. Step 3: Cross multiply
    2,320.28x = 3,201.10 × 1,481.01
  4. Step 4: Simplify right side
    2,320.28x = 4,740,861.11
  5. Step 5: Solve for x
    x = 4,740,861.11/2,320.28
  6. Step 6: Final answer
    x = 2,043.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.