Home / 7,845.94-11,768.90-2,299.28

Finding the Fourth Proportional to 7,845.94, 11,768.90 and 2,299.28

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Solution

The fourth proportional to 7,845.94, 11,768.90 and 2,299.28 is: 3,448.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.94 : 11,768.90 = 2,299.28 : x
  2. Step 2: Convert to fraction form
    7,845.94/11,768.90 = 2,299.28/x
  3. Step 3: Cross multiply
    7,845.94x = 11,768.90 × 2,299.28
  4. Step 4: Simplify right side
    7,845.94x = 27,059,966.97
  5. Step 5: Solve for x
    x = 27,059,966.97/7,845.94
  6. Step 6: Final answer
    x = 3,448.92

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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.