Home / 6,673.20-10,009.68-1,993.23

Finding the Fourth Proportional to 6,673.20, 10,009.68 and 1,993.23

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Solution

The fourth proportional to 6,673.20, 10,009.68 and 1,993.23 is: 2,989.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,673.20 : 10,009.68 = 1,993.23 : x
  2. Step 2: Convert to fraction form
    6,673.20/10,009.68 = 1,993.23/x
  3. Step 3: Cross multiply
    6,673.20x = 10,009.68 × 1,993.23
  4. Step 4: Simplify right side
    6,673.20x = 19,951,594.47
  5. Step 5: Solve for x
    x = 19,951,594.47/6,673.20
  6. Step 6: Final answer
    x = 2,989.81

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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.