Home / 3,307.80-4,964.94-2,698.92

Finding the Fourth Proportional to 3,307.80, 4,964.94 and 2,698.92

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Solution

The fourth proportional to 3,307.80, 4,964.94 and 2,698.92 is: 4,051.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.80 : 4,964.94 = 2,698.92 : x
  2. Step 2: Convert to fraction form
    3,307.80/4,964.94 = 2,698.92/x
  3. Step 3: Cross multiply
    3,307.80x = 4,964.94 × 2,698.92
  4. Step 4: Simplify right side
    3,307.80x = 13,399,975.86
  5. Step 5: Solve for x
    x = 13,399,975.86/3,307.80
  6. Step 6: Final answer
    x = 4,051.02

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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.