Home / 3,614.24-5,420.91-1,149.08

Finding the Fourth Proportional to 3,614.24, 5,420.91 and 1,149.08

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Solution

The fourth proportional to 3,614.24, 5,420.91 and 1,149.08 is: 1,723.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.24 : 5,420.91 = 1,149.08 : x
  2. Step 2: Convert to fraction form
    3,614.24/5,420.91 = 1,149.08/x
  3. Step 3: Cross multiply
    3,614.24x = 5,420.91 × 1,149.08
  4. Step 4: Simplify right side
    3,614.24x = 6,229,059.26
  5. Step 5: Solve for x
    x = 6,229,059.26/3,614.24
  6. Step 6: Final answer
    x = 1,723.48

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1.5x scale

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.