Home / 6,795.78-10,193.73-2,178.78

Finding the Fourth Proportional to 6,795.78, 10,193.73 and 2,178.78

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Solution

The fourth proportional to 6,795.78, 10,193.73 and 2,178.78 is: 3,268.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,795.78 : 10,193.73 = 2,178.78 : x
  2. Step 2: Convert to fraction form
    6,795.78/10,193.73 = 2,178.78/x
  3. Step 3: Cross multiply
    6,795.78x = 10,193.73 × 2,178.78
  4. Step 4: Simplify right side
    6,795.78x = 22,209,895.05
  5. Step 5: Solve for x
    x = 22,209,895.05/6,795.78
  6. Step 6: Final answer
    x = 3,268.19

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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.