Home / 3,749.28-5,615.16-2,964.02

Finding the Fourth Proportional to 3,749.28, 5,615.16 and 2,964.02

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Solution

The fourth proportional to 3,749.28, 5,615.16 and 2,964.02 is: 4,439.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.28 : 5,615.16 = 2,964.02 : x
  2. Step 2: Convert to fraction form
    3,749.28/5,615.16 = 2,964.02/x
  3. Step 3: Cross multiply
    3,749.28x = 5,615.16 × 2,964.02
  4. Step 4: Simplify right side
    3,749.28x = 16,643,418.47
  5. Step 5: Solve for x
    x = 16,643,418.47/3,749.28
  6. Step 6: Final answer
    x = 4,439.10

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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.