Home / 7,850.54-11,775.85-2,007.15

Finding the Fourth Proportional to 7,850.54, 11,775.85 and 2,007.15

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Solution

The fourth proportional to 7,850.54, 11,775.85 and 2,007.15 is: 3,010.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.54 : 11,775.85 = 2,007.15 : x
  2. Step 2: Convert to fraction form
    7,850.54/11,775.85 = 2,007.15/x
  3. Step 3: Cross multiply
    7,850.54x = 11,775.85 × 2,007.15
  4. Step 4: Simplify right side
    7,850.54x = 23,635,887.29
  5. Step 5: Solve for x
    x = 23,635,887.29/7,850.54
  6. Step 6: Final answer
    x = 3,010.73

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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.