Home / 6,981.86-9,634.92-3,795.08

Finding the Fourth Proportional to 6,981.86, 9,634.92 and 3,795.08

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Solution

The fourth proportional to 6,981.86, 9,634.92 and 3,795.08 is: 5,237.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.86 : 9,634.92 = 3,795.08 : x
  2. Step 2: Convert to fraction form
    6,981.86/9,634.92 = 3,795.08/x
  3. Step 3: Cross multiply
    6,981.86x = 9,634.92 × 3,795.08
  4. Step 4: Simplify right side
    6,981.86x = 36,565,267.56
  5. Step 5: Solve for x
    x = 36,565,267.56/6,981.86
  6. Step 6: Final answer
    x = 5,237.18

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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.