Home / 6,841.22-10,256.36-3,921.57

Finding the Fourth Proportional to 6,841.22, 10,256.36 and 3,921.57

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Solution

The fourth proportional to 6,841.22, 10,256.36 and 3,921.57 is: 5,879.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,841.22 : 10,256.36 = 3,921.57 : x
  2. Step 2: Convert to fraction form
    6,841.22/10,256.36 = 3,921.57/x
  3. Step 3: Cross multiply
    6,841.22x = 10,256.36 × 3,921.57
  4. Step 4: Simplify right side
    6,841.22x = 40,221,014.08
  5. Step 5: Solve for x
    x = 40,221,014.08/6,841.22
  6. Step 6: Final answer
    x = 5,879.22

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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.