Home / 4,785.54-7,177.77-2,286.15

Finding the Fourth Proportional to 4,785.54, 7,177.77 and 2,286.15

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Solution

The fourth proportional to 4,785.54, 7,177.77 and 2,286.15 is: 3,428.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.54 : 7,177.77 = 2,286.15 : x
  2. Step 2: Convert to fraction form
    4,785.54/7,177.77 = 2,286.15/x
  3. Step 3: Cross multiply
    4,785.54x = 7,177.77 × 2,286.15
  4. Step 4: Simplify right side
    4,785.54x = 16,409,458.89
  5. Step 5: Solve for x
    x = 16,409,458.89/4,785.54
  6. Step 6: Final answer
    x = 3,428.97

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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.