Home / 5,152.71-7,730.46-3,673.80

Finding the Fourth Proportional to 5,152.71, 7,730.46 and 3,673.80

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Solution

The fourth proportional to 5,152.71, 7,730.46 and 3,673.80 is: 5,511.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.71 : 7,730.46 = 3,673.80 : x
  2. Step 2: Convert to fraction form
    5,152.71/7,730.46 = 3,673.80/x
  3. Step 3: Cross multiply
    5,152.71x = 7,730.46 × 3,673.80
  4. Step 4: Simplify right side
    5,152.71x = 28,400,163.95
  5. Step 5: Solve for x
    x = 28,400,163.95/5,152.71
  6. Step 6: Final answer
    x = 5,511.69

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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.