Home / 3,439.86-5,159.94-2,277.30

Finding the Fourth Proportional to 3,439.86, 5,159.94 and 2,277.30

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Solution

The fourth proportional to 3,439.86, 5,159.94 and 2,277.30 is: 3,416.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.86 : 5,159.94 = 2,277.30 : x
  2. Step 2: Convert to fraction form
    3,439.86/5,159.94 = 2,277.30/x
  3. Step 3: Cross multiply
    3,439.86x = 5,159.94 × 2,277.30
  4. Step 4: Simplify right side
    3,439.86x = 11,750,731.36
  5. Step 5: Solve for x
    x = 11,750,731.36/3,439.86
  6. Step 6: Final answer
    x = 3,416.05

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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.