Home / 6,886.53-10,330.48-2,205.36

Finding the Fourth Proportional to 6,886.53, 10,330.48 and 2,205.36

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Solution

The fourth proportional to 6,886.53, 10,330.48 and 2,205.36 is: 3,308.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886.53 : 10,330.48 = 2,205.36 : x
  2. Step 2: Convert to fraction form
    6,886.53/10,330.48 = 2,205.36/x
  3. Step 3: Cross multiply
    6,886.53x = 10,330.48 × 2,205.36
  4. Step 4: Simplify right side
    6,886.53x = 22,782,447.69
  5. Step 5: Solve for x
    x = 22,782,447.69/6,886.53
  6. Step 6: Final answer
    x = 3,308.26

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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.