Home / 6,820.92-9,412.50-3,837.24

Finding the Fourth Proportional to 6,820.92, 9,412.50 and 3,837.24

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Solution

The fourth proportional to 6,820.92, 9,412.50 and 3,837.24 is: 5,295.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,820.92 : 9,412.50 = 3,837.24 : x
  2. Step 2: Convert to fraction form
    6,820.92/9,412.50 = 3,837.24/x
  3. Step 3: Cross multiply
    6,820.92x = 9,412.50 × 3,837.24
  4. Step 4: Simplify right side
    6,820.92x = 36,118,021.50
  5. Step 5: Solve for x
    x = 36,118,021.50/6,820.92
  6. Step 6: Final answer
    x = 5,295.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.