Home / 6,162.19-8,505.35-3,511.17

Finding the Fourth Proportional to 6,162.19, 8,505.35 and 3,511.17

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Solution

The fourth proportional to 6,162.19, 8,505.35 and 3,511.17 is: 4,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,162.19 : 8,505.35 = 3,511.17 : x
  2. Step 2: Convert to fraction form
    6,162.19/8,505.35 = 3,511.17/x
  3. Step 3: Cross multiply
    6,162.19x = 8,505.35 × 3,511.17
  4. Step 4: Simplify right side
    6,162.19x = 29,863,729.76
  5. Step 5: Solve for x
    x = 29,863,729.76/6,162.19
  6. Step 6: Final answer
    x = 4,846.29

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Half scale
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Double scale
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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.