Home / 4,539.69-6,811.50-1,907.88

Finding the Fourth Proportional to 4,539.69, 6,811.50 and 1,907.88

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Solution

The fourth proportional to 4,539.69, 6,811.50 and 1,907.88 is: 2,862.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539.69 : 6,811.50 = 1,907.88 : x
  2. Step 2: Convert to fraction form
    4,539.69/6,811.50 = 1,907.88/x
  3. Step 3: Cross multiply
    4,539.69x = 6,811.50 × 1,907.88
  4. Step 4: Simplify right side
    4,539.69x = 12,995,524.62
  5. Step 5: Solve for x
    x = 12,995,524.62/4,539.69
  6. Step 6: Final answer
    x = 2,862.65

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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.