Home / 11,093.68-16,642.32-5,176.48

Finding the Fourth Proportional to 11,093.68, 16,642.32 and 5,176.48

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Solution

The fourth proportional to 11,093.68, 16,642.32 and 5,176.48 is: 7,765.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,093.68 : 16,642.32 = 5,176.48 : x
  2. Step 2: Convert to fraction form
    11,093.68/16,642.32 = 5,176.48/x
  3. Step 3: Cross multiply
    11,093.68x = 16,642.32 × 5,176.48
  4. Step 4: Simplify right side
    11,093.68x = 86,148,636.63
  5. Step 5: Solve for x
    x = 86,148,636.63/11,093.68
  6. Step 6: Final answer
    x = 7,765.56

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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.