Home / 7,451.36-11,183.52-4,857.92

Finding the Fourth Proportional to 7,451.36, 11,183.52 and 4,857.92

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Solution

The fourth proportional to 7,451.36, 11,183.52 and 4,857.92 is: 7,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.36 : 11,183.52 = 4,857.92 : x
  2. Step 2: Convert to fraction form
    7,451.36/11,183.52 = 4,857.92/x
  3. Step 3: Cross multiply
    7,451.36x = 11,183.52 × 4,857.92
  4. Step 4: Simplify right side
    7,451.36x = 54,328,645.48
  5. Step 5: Solve for x
    x = 54,328,645.48/7,451.36
  6. Step 6: Final answer
    x = 7,291.10

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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.