Home / 2,269.06-3,405.45-1,173.76

Finding the Fourth Proportional to 2,269.06, 3,405.45 and 1,173.76

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Solution

The fourth proportional to 2,269.06, 3,405.45 and 1,173.76 is: 1,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.06 : 3,405.45 = 1,173.76 : x
  2. Step 2: Convert to fraction form
    2,269.06/3,405.45 = 1,173.76/x
  3. Step 3: Cross multiply
    2,269.06x = 3,405.45 × 1,173.76
  4. Step 4: Simplify right side
    2,269.06x = 3,997,180.99
  5. Step 5: Solve for x
    x = 3,997,180.99/2,269.06
  6. Step 6: Final answer
    x = 1,761.60

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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.