Home / 8,753.64-13,118.94-3,556.68

Finding the Fourth Proportional to 8,753.64, 13,118.94 and 3,556.68

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Solution

The fourth proportional to 8,753.64, 13,118.94 and 3,556.68 is: 5,330.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.64 : 13,118.94 = 3,556.68 : x
  2. Step 2: Convert to fraction form
    8,753.64/13,118.94 = 3,556.68/x
  3. Step 3: Cross multiply
    8,753.64x = 13,118.94 × 3,556.68
  4. Step 4: Simplify right side
    8,753.64x = 46,659,871.52
  5. Step 5: Solve for x
    x = 46,659,871.52/8,753.64
  6. Step 6: Final answer
    x = 5,330.34

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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.