Home / 7,850.18-11,775.26-2,006.79

Finding the Fourth Proportional to 7,850.18, 11,775.26 and 2,006.79

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Solution

The fourth proportional to 7,850.18, 11,775.26 and 2,006.79 is: 3,010.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.18 : 11,775.26 = 2,006.79 : x
  2. Step 2: Convert to fraction form
    7,850.18/11,775.26 = 2,006.79/x
  3. Step 3: Cross multiply
    7,850.18x = 11,775.26 × 2,006.79
  4. Step 4: Simplify right side
    7,850.18x = 23,630,474.02
  5. Step 5: Solve for x
    x = 23,630,474.02/7,850.18
  6. Step 6: Final answer
    x = 3,010.18

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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.