Home / 6,918.13-10,381.44-3,633.58

Finding the Fourth Proportional to 6,918.13, 10,381.44 and 3,633.58

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Solution

The fourth proportional to 6,918.13, 10,381.44 and 3,633.58 is: 5,452.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.13 : 10,381.44 = 3,633.58 : x
  2. Step 2: Convert to fraction form
    6,918.13/10,381.44 = 3,633.58/x
  3. Step 3: Cross multiply
    6,918.13x = 10,381.44 × 3,633.58
  4. Step 4: Simplify right side
    6,918.13x = 37,721,792.76
  5. Step 5: Solve for x
    x = 37,721,792.76/6,918.13
  6. Step 6: Final answer
    x = 5,452.60

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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.