Home / 6,981.04-9,633.84-3,837.28

Finding the Fourth Proportional to 6,981.04, 9,633.84 and 3,837.28

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Solution

The fourth proportional to 6,981.04, 9,633.84 and 3,837.28 is: 5,295.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.04 : 9,633.84 = 3,837.28 : x
  2. Step 2: Convert to fraction form
    6,981.04/9,633.84 = 3,837.28/x
  3. Step 3: Cross multiply
    6,981.04x = 9,633.84 × 3,837.28
  4. Step 4: Simplify right side
    6,981.04x = 36,967,741.56
  5. Step 5: Solve for x
    x = 36,967,741.56/6,981.04
  6. Step 6: Final answer
    x = 5,295.45

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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.