Home / 7,764.27-10,714.71-4,620.25

Finding the Fourth Proportional to 7,764.27, 10,714.71 and 4,620.25

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Solution

The fourth proportional to 7,764.27, 10,714.71 and 4,620.25 is: 6,375.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764.27 : 10,714.71 = 4,620.25 : x
  2. Step 2: Convert to fraction form
    7,764.27/10,714.71 = 4,620.25/x
  3. Step 3: Cross multiply
    7,764.27x = 10,714.71 × 4,620.25
  4. Step 4: Simplify right side
    7,764.27x = 49,504,638.88
  5. Step 5: Solve for x
    x = 49,504,638.88/7,764.27
  6. Step 6: Final answer
    x = 6,375.96

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1.5x scale

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.