Home / 4,940.60-6,815.61-2,950.02

Finding the Fourth Proportional to 4,940.60, 6,815.61 and 2,950.02

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Solution

The fourth proportional to 4,940.60, 6,815.61 and 2,950.02 is: 4,069.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.60 : 6,815.61 = 2,950.02 : x
  2. Step 2: Convert to fraction form
    4,940.60/6,815.61 = 2,950.02/x
  3. Step 3: Cross multiply
    4,940.60x = 6,815.61 × 2,950.02
  4. Step 4: Simplify right side
    4,940.60x = 20,106,185.81
  5. Step 5: Solve for x
    x = 20,106,185.81/4,940.60
  6. Step 6: Final answer
    x = 4,069.59

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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.