Home / 7,904.25-11,850.91-4,785.08

Finding the Fourth Proportional to 7,904.25, 11,850.91 and 4,785.08

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Solution

The fourth proportional to 7,904.25, 11,850.91 and 4,785.08 is: 7,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.25 : 11,850.91 = 4,785.08 : x
  2. Step 2: Convert to fraction form
    7,904.25/11,850.91 = 4,785.08/x
  3. Step 3: Cross multiply
    7,904.25x = 11,850.91 × 4,785.08
  4. Step 4: Simplify right side
    7,904.25x = 56,707,481.21
  5. Step 5: Solve for x
    x = 56,707,481.21/7,904.25
  6. Step 6: Final answer
    x = 7,174.30

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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.