Home / 7,196.20-9,930.42-4,837.96

Finding the Fourth Proportional to 7,196.20, 9,930.42 and 4,837.96

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Solution

The fourth proportional to 7,196.20, 9,930.42 and 4,837.96 is: 6,676.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,196.20 : 9,930.42 = 4,837.96 : x
  2. Step 2: Convert to fraction form
    7,196.20/9,930.42 = 4,837.96/x
  3. Step 3: Cross multiply
    7,196.20x = 9,930.42 × 4,837.96
  4. Step 4: Simplify right side
    7,196.20x = 48,042,974.74
  5. Step 5: Solve for x
    x = 48,042,974.74/7,196.20
  6. Step 6: Final answer
    x = 6,676.16

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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.