Home / 10,179.08-15,268.83-6,691.33

Finding the Fourth Proportional to 10,179.08, 15,268.83 and 6,691.33

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Solution

The fourth proportional to 10,179.08, 15,268.83 and 6,691.33 is: 10,037.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,179.08 : 15,268.83 = 6,691.33 : x
  2. Step 2: Convert to fraction form
    10,179.08/15,268.83 = 6,691.33/x
  3. Step 3: Cross multiply
    10,179.08x = 15,268.83 × 6,691.33
  4. Step 4: Simplify right side
    10,179.08x = 102,168,780.24
  5. Step 5: Solve for x
    x = 102,168,780.24/10,179.08
  6. Step 6: Final answer
    x = 10,037.13

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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.