Home / 2,388.10-3,576-2,043.64

Finding the Fourth Proportional to 2,388.10, 3,576 and 2,043.64

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Solution

The fourth proportional to 2,388.10, 3,576 and 2,043.64 is: 3,060.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388.10 : 3,576 = 2,043.64 : x
  2. Step 2: Convert to fraction form
    2,388.10/3,576 = 2,043.64/x
  3. Step 3: Cross multiply
    2,388.10x = 3,576 × 2,043.64
  4. Step 4: Simplify right side
    2,388.10x = 7,308,056.64
  5. Step 5: Solve for x
    x = 7,308,056.64/2,388.10
  6. Step 6: Final answer
    x = 3,060.20

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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.