Home / 2,889.18-4,336.20-1,503

Finding the Fourth Proportional to 2,889.18, 4,336.20 and 1,503

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Solution

The fourth proportional to 2,889.18, 4,336.20 and 1,503 is: 2,255.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.18 : 4,336.20 = 1,503 : x
  2. Step 2: Convert to fraction form
    2,889.18/4,336.20 = 1,503/x
  3. Step 3: Cross multiply
    2,889.18x = 4,336.20 × 1,503
  4. Step 4: Simplify right side
    2,889.18x = 6,517,308.60
  5. Step 5: Solve for x
    x = 6,517,308.60/2,889.18
  6. Step 6: Final answer
    x = 2,255.76

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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.