Home / 4,338.86-6,511.01-2,698.61

Finding the Fourth Proportional to 4,338.86, 6,511.01 and 2,698.61

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Solution

The fourth proportional to 4,338.86, 6,511.01 and 2,698.61 is: 4,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338.86 : 6,511.01 = 2,698.61 : x
  2. Step 2: Convert to fraction form
    4,338.86/6,511.01 = 2,698.61/x
  3. Step 3: Cross multiply
    4,338.86x = 6,511.01 × 2,698.61
  4. Step 4: Simplify right side
    4,338.86x = 17,570,630.65
  5. Step 5: Solve for x
    x = 17,570,630.65/4,338.86
  6. Step 6: Final answer
    x = 4,049.60

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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.