Home / 7,324.21-10,104.62-5,414.61

Finding the Fourth Proportional to 7,324.21, 10,104.62 and 5,414.61

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Solution

The fourth proportional to 7,324.21, 10,104.62 and 5,414.61 is: 7,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.21 : 10,104.62 = 5,414.61 : x
  2. Step 2: Convert to fraction form
    7,324.21/10,104.62 = 5,414.61/x
  3. Step 3: Cross multiply
    7,324.21x = 10,104.62 × 5,414.61
  4. Step 4: Simplify right side
    7,324.21x = 54,712,544.69
  5. Step 5: Solve for x
    x = 54,712,544.69/7,324.21
  6. Step 6: Final answer
    x = 7,470.10

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1.5x scale

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.