Home / 3,514.80-5,274.48-1,568.64

Finding the Fourth Proportional to 3,514.80, 5,274.48 and 1,568.64

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Solution

The fourth proportional to 3,514.80, 5,274.48 and 1,568.64 is: 2,353.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.80 : 5,274.48 = 1,568.64 : x
  2. Step 2: Convert to fraction form
    3,514.80/5,274.48 = 1,568.64/x
  3. Step 3: Cross multiply
    3,514.80x = 5,274.48 × 1,568.64
  4. Step 4: Simplify right side
    3,514.80x = 8,273,760.31
  5. Step 5: Solve for x
    x = 8,273,760.31/3,514.80
  6. Step 6: Final answer
    x = 2,353.98

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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.