Home / 4,994.28-6,891.80-2,756.15

Finding the Fourth Proportional to 4,994.28, 6,891.80 and 2,756.15

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Solution

The fourth proportional to 4,994.28, 6,891.80 and 2,756.15 is: 3,803.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994.28 : 6,891.80 = 2,756.15 : x
  2. Step 2: Convert to fraction form
    4,994.28/6,891.80 = 2,756.15/x
  3. Step 3: Cross multiply
    4,994.28x = 6,891.80 × 2,756.15
  4. Step 4: Simplify right side
    4,994.28x = 18,994,838.02
  5. Step 5: Solve for x
    x = 18,994,838.02/4,994.28
  6. Step 6: Final answer
    x = 3,803.32

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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.