Home / 11,896.97-17,845.57-4,875.18

Finding the Fourth Proportional to 11,896.97, 17,845.57 and 4,875.18

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Solution

The fourth proportional to 11,896.97, 17,845.57 and 4,875.18 is: 7,312.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,896.97 : 17,845.57 = 4,875.18 : x
  2. Step 2: Convert to fraction form
    11,896.97/17,845.57 = 4,875.18/x
  3. Step 3: Cross multiply
    11,896.97x = 17,845.57 × 4,875.18
  4. Step 4: Simplify right side
    11,896.97x = 87,000,305.13
  5. Step 5: Solve for x
    x = 87,000,305.13/11,896.97
  6. Step 6: Final answer
    x = 7,312.82

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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.