Home / 4,179.86-6,272.51-1,810.26

Finding the Fourth Proportional to 4,179.86, 6,272.51 and 1,810.26

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Solution

The fourth proportional to 4,179.86, 6,272.51 and 1,810.26 is: 2,716.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.86 : 6,272.51 = 1,810.26 : x
  2. Step 2: Convert to fraction form
    4,179.86/6,272.51 = 1,810.26/x
  3. Step 3: Cross multiply
    4,179.86x = 6,272.51 × 1,810.26
  4. Step 4: Simplify right side
    4,179.86x = 11,354,842.59
  5. Step 5: Solve for x
    x = 11,354,842.59/4,179.86
  6. Step 6: Final answer
    x = 2,716.56

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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.