Home / 11,564.86-17,347.24-2,799.78

Finding the Fourth Proportional to 11,564.86, 17,347.24 and 2,799.78

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Solution

The fourth proportional to 11,564.86, 17,347.24 and 2,799.78 is: 4,199.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,564.86 : 17,347.24 = 2,799.78 : x
  2. Step 2: Convert to fraction form
    11,564.86/17,347.24 = 2,799.78/x
  3. Step 3: Cross multiply
    11,564.86x = 17,347.24 × 2,799.78
  4. Step 4: Simplify right side
    11,564.86x = 48,568,410.57
  5. Step 5: Solve for x
    x = 48,568,410.57/11,564.86
  6. Step 6: Final answer
    x = 4,199.65

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1.5x scale

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.