Home / 8,375.64-11,556.66-4,972.02

Finding the Fourth Proportional to 8,375.64, 11,556.66 and 4,972.02

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Solution

The fourth proportional to 8,375.64, 11,556.66 and 4,972.02 is: 6,860.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,375.64 : 11,556.66 = 4,972.02 : x
  2. Step 2: Convert to fraction form
    8,375.64/11,556.66 = 4,972.02/x
  3. Step 3: Cross multiply
    8,375.64x = 11,556.66 × 4,972.02
  4. Step 4: Simplify right side
    8,375.64x = 57,459,944.65
  5. Step 5: Solve for x
    x = 57,459,944.65/8,375.64
  6. Step 6: Final answer
    x = 6,860.36

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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.