Home / 7,612.94-11,418.03-2,065.52

Finding the Fourth Proportional to 7,612.94, 11,418.03 and 2,065.52

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Solution

The fourth proportional to 7,612.94, 11,418.03 and 2,065.52 is: 3,097.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612.94 : 11,418.03 = 2,065.52 : x
  2. Step 2: Convert to fraction form
    7,612.94/11,418.03 = 2,065.52/x
  3. Step 3: Cross multiply
    7,612.94x = 11,418.03 × 2,065.52
  4. Step 4: Simplify right side
    7,612.94x = 23,584,112.24
  5. Step 5: Solve for x
    x = 23,584,112.24/7,612.94
  6. Step 6: Final answer
    x = 3,097.90

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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.