Home / 2,587.03-3,561.08-2,254.88

Finding the Fourth Proportional to 2,587.03, 3,561.08 and 2,254.88

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Solution

The fourth proportional to 2,587.03, 3,561.08 and 2,254.88 is: 3,103.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587.03 : 3,561.08 = 2,254.88 : x
  2. Step 2: Convert to fraction form
    2,587.03/3,561.08 = 2,254.88/x
  3. Step 3: Cross multiply
    2,587.03x = 3,561.08 × 2,254.88
  4. Step 4: Simplify right side
    2,587.03x = 8,029,795.90
  5. Step 5: Solve for x
    x = 8,029,795.90/2,587.03
  6. Step 6: Final answer
    x = 3,103.87

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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.