Home / 2,675.86-4,014.60-1,214.62

Finding the Fourth Proportional to 2,675.86, 4,014.60 and 1,214.62

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Solution

The fourth proportional to 2,675.86, 4,014.60 and 1,214.62 is: 1,822.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675.86 : 4,014.60 = 1,214.62 : x
  2. Step 2: Convert to fraction form
    2,675.86/4,014.60 = 1,214.62/x
  3. Step 3: Cross multiply
    2,675.86x = 4,014.60 × 1,214.62
  4. Step 4: Simplify right side
    2,675.86x = 4,876,213.45
  5. Step 5: Solve for x
    x = 4,876,213.45/2,675.86
  6. Step 6: Final answer
    x = 1,822.30

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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.