Home / 4,288.32-5,918.80-2,793.56

Finding the Fourth Proportional to 4,288.32, 5,918.80 and 2,793.56

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Solution

The fourth proportional to 4,288.32, 5,918.80 and 2,793.56 is: 3,855.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.32 : 5,918.80 = 2,793.56 : x
  2. Step 2: Convert to fraction form
    4,288.32/5,918.80 = 2,793.56/x
  3. Step 3: Cross multiply
    4,288.32x = 5,918.80 × 2,793.56
  4. Step 4: Simplify right side
    4,288.32x = 16,534,522.93
  5. Step 5: Solve for x
    x = 16,534,522.93/4,288.32
  6. Step 6: Final answer
    x = 3,855.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.