Home / 2,014.55-3,020.87-1,089.86

Finding the Fourth Proportional to 2,014.55, 3,020.87 and 1,089.86

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Solution

The fourth proportional to 2,014.55, 3,020.87 and 1,089.86 is: 1,634.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014.55 : 3,020.87 = 1,089.86 : x
  2. Step 2: Convert to fraction form
    2,014.55/3,020.87 = 1,089.86/x
  3. Step 3: Cross multiply
    2,014.55x = 3,020.87 × 1,089.86
  4. Step 4: Simplify right side
    2,014.55x = 3,292,335.66
  5. Step 5: Solve for x
    x = 3,292,335.66/2,014.55
  6. Step 6: Final answer
    x = 1,634.28

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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.