Home / 2,845.17-4,265.13-2,611.66

Finding the Fourth Proportional to 2,845.17, 4,265.13 and 2,611.66

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Solution

The fourth proportional to 2,845.17, 4,265.13 and 2,611.66 is: 3,915.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.17 : 4,265.13 = 2,611.66 : x
  2. Step 2: Convert to fraction form
    2,845.17/4,265.13 = 2,611.66/x
  3. Step 3: Cross multiply
    2,845.17x = 4,265.13 × 2,611.66
  4. Step 4: Simplify right side
    2,845.17x = 11,139,069.42
  5. Step 5: Solve for x
    x = 11,139,069.42/2,845.17
  6. Step 6: Final answer
    x = 3,915.08

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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.