Home / 6,841.22-9,440.82-3,856.91

Finding the Fourth Proportional to 6,841.22, 9,440.82 and 3,856.91

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Solution

The fourth proportional to 6,841.22, 9,440.82 and 3,856.91 is: 5,322.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,841.22 : 9,440.82 = 3,856.91 : x
  2. Step 2: Convert to fraction form
    6,841.22/9,440.82 = 3,856.91/x
  3. Step 3: Cross multiply
    6,841.22x = 9,440.82 × 3,856.91
  4. Step 4: Simplify right side
    6,841.22x = 36,412,345.86
  5. Step 5: Solve for x
    x = 36,412,345.86/6,841.22
  6. Step 6: Final answer
    x = 5,322.50

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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.