Home / 7,449.43-11,163.76-5,598.38

Finding the Fourth Proportional to 7,449.43, 11,163.76 and 5,598.38

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Solution

The fourth proportional to 7,449.43, 11,163.76 and 5,598.38 is: 8,389.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.43 : 11,163.76 = 5,598.38 : x
  2. Step 2: Convert to fraction form
    7,449.43/11,163.76 = 5,598.38/x
  3. Step 3: Cross multiply
    7,449.43x = 11,163.76 × 5,598.38
  4. Step 4: Simplify right side
    7,449.43x = 62,498,984.62
  5. Step 5: Solve for x
    x = 62,498,984.62/7,449.43
  6. Step 6: Final answer
    x = 8,389.77

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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.