Home / 7,088.46-10,633.86-2,156.97

Finding the Fourth Proportional to 7,088.46, 10,633.86 and 2,156.97

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Solution

The fourth proportional to 7,088.46, 10,633.86 and 2,156.97 is: 3,235.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.46 : 10,633.86 = 2,156.97 : x
  2. Step 2: Convert to fraction form
    7,088.46/10,633.86 = 2,156.97/x
  3. Step 3: Cross multiply
    7,088.46x = 10,633.86 × 2,156.97
  4. Step 4: Simplify right side
    7,088.46x = 22,936,917.00
  5. Step 5: Solve for x
    x = 22,936,917.00/7,088.46
  6. Step 6: Final answer
    x = 3,235.81

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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.