Home / 4,895.81-6,756.12-2,771.75

Finding the Fourth Proportional to 4,895.81, 6,756.12 and 2,771.75

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Solution

The fourth proportional to 4,895.81, 6,756.12 and 2,771.75 is: 3,824.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895.81 : 6,756.12 = 2,771.75 : x
  2. Step 2: Convert to fraction form
    4,895.81/6,756.12 = 2,771.75/x
  3. Step 3: Cross multiply
    4,895.81x = 6,756.12 × 2,771.75
  4. Step 4: Simplify right side
    4,895.81x = 18,726,241.83
  5. Step 5: Solve for x
    x = 18,726,241.83/4,895.81
  6. Step 6: Final answer
    x = 3,824.95

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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.