Home / 4,917.42-6,785.88-2,793.12

Finding the Fourth Proportional to 4,917.42, 6,785.88 and 2,793.12

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Solution

The fourth proportional to 4,917.42, 6,785.88 and 2,793.12 is: 3,854.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.42 : 6,785.88 = 2,793.12 : x
  2. Step 2: Convert to fraction form
    4,917.42/6,785.88 = 2,793.12/x
  3. Step 3: Cross multiply
    4,917.42x = 6,785.88 × 2,793.12
  4. Step 4: Simplify right side
    4,917.42x = 18,953,777.15
  5. Step 5: Solve for x
    x = 18,953,777.15/4,917.42
  6. Step 6: Final answer
    x = 3,854.41

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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.