Home / 6,443.13-9,664.52-2,060.85

Finding the Fourth Proportional to 6,443.13, 9,664.52 and 2,060.85

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Solution

The fourth proportional to 6,443.13, 9,664.52 and 2,060.85 is: 3,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443.13 : 9,664.52 = 2,060.85 : x
  2. Step 2: Convert to fraction form
    6,443.13/9,664.52 = 2,060.85/x
  3. Step 3: Cross multiply
    6,443.13x = 9,664.52 × 2,060.85
  4. Step 4: Simplify right side
    6,443.13x = 19,917,115.74
  5. Step 5: Solve for x
    x = 19,917,115.74/6,443.13
  6. Step 6: Final answer
    x = 3,091.22

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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.