Home / 6,155.20-9,233.32-1,772.72

Finding the Fourth Proportional to 6,155.20, 9,233.32 and 1,772.72

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Solution

The fourth proportional to 6,155.20, 9,233.32 and 1,772.72 is: 2,659.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,155.20 : 9,233.32 = 1,772.72 : x
  2. Step 2: Convert to fraction form
    6,155.20/9,233.32 = 1,772.72/x
  3. Step 3: Cross multiply
    6,155.20x = 9,233.32 × 1,772.72
  4. Step 4: Simplify right side
    6,155.20x = 16,368,091.03
  5. Step 5: Solve for x
    x = 16,368,091.03/6,155.20
  6. Step 6: Final answer
    x = 2,659.23

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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.