Home / 11,327.05-16,993.32-4,749.58

Finding the Fourth Proportional to 11,327.05, 16,993.32 and 4,749.58

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Solution

The fourth proportional to 11,327.05, 16,993.32 and 4,749.58 is: 7,125.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327.05 : 16,993.32 = 4,749.58 : x
  2. Step 2: Convert to fraction form
    11,327.05/16,993.32 = 4,749.58/x
  3. Step 3: Cross multiply
    11,327.05x = 16,993.32 × 4,749.58
  4. Step 4: Simplify right side
    11,327.05x = 80,711,132.81
  5. Step 5: Solve for x
    x = 80,711,132.81/11,327.05
  6. Step 6: Final answer
    x = 7,125.52

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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.