Home / 4,916.40-7,378.31-3,352.70

Finding the Fourth Proportional to 4,916.40, 7,378.31 and 3,352.70

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Solution

The fourth proportional to 4,916.40, 7,378.31 and 3,352.70 is: 5,031.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.40 : 7,378.31 = 3,352.70 : x
  2. Step 2: Convert to fraction form
    4,916.40/7,378.31 = 3,352.70/x
  3. Step 3: Cross multiply
    4,916.40x = 7,378.31 × 3,352.70
  4. Step 4: Simplify right side
    4,916.40x = 24,737,231.43
  5. Step 5: Solve for x
    x = 24,737,231.43/4,916.40
  6. Step 6: Final answer
    x = 5,031.57

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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.