Home / 7,945.77-11,922.30-4,052.91

Finding the Fourth Proportional to 7,945.77, 11,922.30 and 4,052.91

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Solution

The fourth proportional to 7,945.77, 11,922.30 and 4,052.91 is: 6,081.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.77 : 11,922.30 = 4,052.91 : x
  2. Step 2: Convert to fraction form
    7,945.77/11,922.30 = 4,052.91/x
  3. Step 3: Cross multiply
    7,945.77x = 11,922.30 × 4,052.91
  4. Step 4: Simplify right side
    7,945.77x = 48,320,008.89
  5. Step 5: Solve for x
    x = 48,320,008.89/7,945.77
  6. Step 6: Final answer
    x = 6,081.22

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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.