Home / 2,889.61-4,336.88-1,135.85

Finding the Fourth Proportional to 2,889.61, 4,336.88 and 1,135.85

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Solution

The fourth proportional to 2,889.61, 4,336.88 and 1,135.85 is: 1,704.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.61 : 4,336.88 = 1,135.85 : x
  2. Step 2: Convert to fraction form
    2,889.61/4,336.88 = 1,135.85/x
  3. Step 3: Cross multiply
    2,889.61x = 4,336.88 × 1,135.85
  4. Step 4: Simplify right side
    2,889.61x = 4,926,024.17
  5. Step 5: Solve for x
    x = 4,926,024.17/2,889.61
  6. Step 6: Final answer
    x = 1,704.73

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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.