Home / 7,196.10-9,930.44-4,009.41

Finding the Fourth Proportional to 7,196.10, 9,930.44 and 4,009.41

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Solution

The fourth proportional to 7,196.10, 9,930.44 and 4,009.41 is: 5,532.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,196.10 : 9,930.44 = 4,009.41 : x
  2. Step 2: Convert to fraction form
    7,196.10/9,930.44 = 4,009.41/x
  3. Step 3: Cross multiply
    7,196.10x = 9,930.44 × 4,009.41
  4. Step 4: Simplify right side
    7,196.10x = 39,815,185.39
  5. Step 5: Solve for x
    x = 39,815,185.39/7,196.10
  6. Step 6: Final answer
    x = 5,532.88

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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.