Home / 7,714.10-10,645.44-4,177.31

Finding the Fourth Proportional to 7,714.10, 10,645.44 and 4,177.31

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Solution

The fourth proportional to 7,714.10, 10,645.44 and 4,177.31 is: 5,764.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,714.10 : 10,645.44 = 4,177.31 : x
  2. Step 2: Convert to fraction form
    7,714.10/10,645.44 = 4,177.31/x
  3. Step 3: Cross multiply
    7,714.10x = 10,645.44 × 4,177.31
  4. Step 4: Simplify right side
    7,714.10x = 44,469,302.97
  5. Step 5: Solve for x
    x = 44,469,302.97/7,714.10
  6. Step 6: Final answer
    x = 5,764.68

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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.