Home / 4,895.89-6,756.20-2,799.88

Finding the Fourth Proportional to 4,895.89, 6,756.20 and 2,799.88

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Solution

The fourth proportional to 4,895.89, 6,756.20 and 2,799.88 is: 3,863.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895.89 : 6,756.20 = 2,799.88 : x
  2. Step 2: Convert to fraction form
    4,895.89/6,756.20 = 2,799.88/x
  3. Step 3: Cross multiply
    4,895.89x = 6,756.20 × 2,799.88
  4. Step 4: Simplify right side
    4,895.89x = 18,916,515.48
  5. Step 5: Solve for x
    x = 18,916,515.48/4,895.89
  6. Step 6: Final answer
    x = 3,863.76

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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.