Home / 6,392.28-9,589.92-2,009.72

Finding the Fourth Proportional to 6,392.28, 9,589.92 and 2,009.72

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Solution

The fourth proportional to 6,392.28, 9,589.92 and 2,009.72 is: 3,015.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,392.28 : 9,589.92 = 2,009.72 : x
  2. Step 2: Convert to fraction form
    6,392.28/9,589.92 = 2,009.72/x
  3. Step 3: Cross multiply
    6,392.28x = 9,589.92 × 2,009.72
  4. Step 4: Simplify right side
    6,392.28x = 19,273,054.02
  5. Step 5: Solve for x
    x = 19,273,054.02/6,392.28
  6. Step 6: Final answer
    x = 3,015.05

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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.