Home / 6,917.13-10,379.94-3,632.58

Finding the Fourth Proportional to 6,917.13, 10,379.94 and 3,632.58

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Solution

The fourth proportional to 6,917.13, 10,379.94 and 3,632.58 is: 5,451.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.13 : 10,379.94 = 3,632.58 : x
  2. Step 2: Convert to fraction form
    6,917.13/10,379.94 = 3,632.58/x
  3. Step 3: Cross multiply
    6,917.13x = 10,379.94 × 3,632.58
  4. Step 4: Simplify right side
    6,917.13x = 37,705,962.45
  5. Step 5: Solve for x
    x = 37,705,962.45/6,917.13
  6. Step 6: Final answer
    x = 5,451.10

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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.