Home / 3,217.94-4,827.28-1,137.50

Finding the Fourth Proportional to 3,217.94, 4,827.28 and 1,137.50

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Solution

The fourth proportional to 3,217.94, 4,827.28 and 1,137.50 is: 1,706.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.94 : 4,827.28 = 1,137.50 : x
  2. Step 2: Convert to fraction form
    3,217.94/4,827.28 = 1,137.50/x
  3. Step 3: Cross multiply
    3,217.94x = 4,827.28 × 1,137.50
  4. Step 4: Simplify right side
    3,217.94x = 5,491,031
  5. Step 5: Solve for x
    x = 5,491,031/3,217.94
  6. Step 6: Final answer
    x = 1,706.38

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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.