Home / 5,679.42-8,514.60-2,716.32

Finding the Fourth Proportional to 5,679.42, 8,514.60 and 2,716.32

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Solution

The fourth proportional to 5,679.42, 8,514.60 and 2,716.32 is: 4,072.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679.42 : 8,514.60 = 2,716.32 : x
  2. Step 2: Convert to fraction form
    5,679.42/8,514.60 = 2,716.32/x
  3. Step 3: Cross multiply
    5,679.42x = 8,514.60 × 2,716.32
  4. Step 4: Simplify right side
    5,679.42x = 23,128,378.27
  5. Step 5: Solve for x
    x = 23,128,378.27/5,679.42
  6. Step 6: Final answer
    x = 4,072.31

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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.