Home / 4,918.39-6,787.11-2,793.87

Finding the Fourth Proportional to 4,918.39, 6,787.11 and 2,793.87

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Solution

The fourth proportional to 4,918.39, 6,787.11 and 2,793.87 is: 3,855.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.39 : 6,787.11 = 2,793.87 : x
  2. Step 2: Convert to fraction form
    4,918.39/6,787.11 = 2,793.87/x
  3. Step 3: Cross multiply
    4,918.39x = 6,787.11 × 2,793.87
  4. Step 4: Simplify right side
    4,918.39x = 18,962,303.02
  5. Step 5: Solve for x
    x = 18,962,303.02/4,918.39
  6. Step 6: Final answer
    x = 3,855.39

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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.