Home / 2,531.30-3,493.62-1,537.24

Finding the Fourth Proportional to 2,531.30, 3,493.62 and 1,537.24

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Solution

The fourth proportional to 2,531.30, 3,493.62 and 1,537.24 is: 2,121.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.30 : 3,493.62 = 1,537.24 : x
  2. Step 2: Convert to fraction form
    2,531.30/3,493.62 = 1,537.24/x
  3. Step 3: Cross multiply
    2,531.30x = 3,493.62 × 1,537.24
  4. Step 4: Simplify right side
    2,531.30x = 5,370,532.98
  5. Step 5: Solve for x
    x = 5,370,532.98/2,531.30
  6. Step 6: Final answer
    x = 2,121.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.