Home / 2,587.02-3,871.26-2,241.54

Finding the Fourth Proportional to 2,587.02, 3,871.26 and 2,241.54

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Solution

The fourth proportional to 2,587.02, 3,871.26 and 2,241.54 is: 3,354.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587.02 : 3,871.26 = 2,241.54 : x
  2. Step 2: Convert to fraction form
    2,587.02/3,871.26 = 2,241.54/x
  3. Step 3: Cross multiply
    2,587.02x = 3,871.26 × 2,241.54
  4. Step 4: Simplify right side
    2,587.02x = 8,677,584.14
  5. Step 5: Solve for x
    x = 8,677,584.14/2,587.02
  6. Step 6: Final answer
    x = 3,354.28

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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.