Home / 2,407.87-3,611.49-1,174.24

Finding the Fourth Proportional to 2,407.87, 3,611.49 and 1,174.24

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Solution

The fourth proportional to 2,407.87, 3,611.49 and 1,174.24 is: 1,761.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407.87 : 3,611.49 = 1,174.24 : x
  2. Step 2: Convert to fraction form
    2,407.87/3,611.49 = 1,174.24/x
  3. Step 3: Cross multiply
    2,407.87x = 3,611.49 × 1,174.24
  4. Step 4: Simplify right side
    2,407.87x = 4,240,756.02
  5. Step 5: Solve for x
    x = 4,240,756.02/2,407.87
  6. Step 6: Final answer
    x = 1,761.21

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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.