Home / 2,909.44-4,359.30-2,039.50

Finding the Fourth Proportional to 2,909.44, 4,359.30 and 2,039.50

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Solution

The fourth proportional to 2,909.44, 4,359.30 and 2,039.50 is: 3,055.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.44 : 4,359.30 = 2,039.50 : x
  2. Step 2: Convert to fraction form
    2,909.44/4,359.30 = 2,039.50/x
  3. Step 3: Cross multiply
    2,909.44x = 4,359.30 × 2,039.50
  4. Step 4: Simplify right side
    2,909.44x = 8,890,792.35
  5. Step 5: Solve for x
    x = 8,890,792.35/2,909.44
  6. Step 6: Final answer
    x = 3,055.84

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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.