Home / 7,544.92-11,310.54-4,078.12

Finding the Fourth Proportional to 7,544.92, 11,310.54 and 4,078.12

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Solution

The fourth proportional to 7,544.92, 11,310.54 and 4,078.12 is: 6,113.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,544.92 : 11,310.54 = 4,078.12 : x
  2. Step 2: Convert to fraction form
    7,544.92/11,310.54 = 4,078.12/x
  3. Step 3: Cross multiply
    7,544.92x = 11,310.54 × 4,078.12
  4. Step 4: Simplify right side
    7,544.92x = 46,125,739.38
  5. Step 5: Solve for x
    x = 46,125,739.38/7,544.92
  6. Step 6: Final answer
    x = 6,113.48

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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.