Home / 5,578.50-8,362.98-2,289.54

Finding the Fourth Proportional to 5,578.50, 8,362.98 and 2,289.54

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Solution

The fourth proportional to 5,578.50, 8,362.98 and 2,289.54 is: 3,432.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.50 : 8,362.98 = 2,289.54 : x
  2. Step 2: Convert to fraction form
    5,578.50/8,362.98 = 2,289.54/x
  3. Step 3: Cross multiply
    5,578.50x = 8,362.98 × 2,289.54
  4. Step 4: Simplify right side
    5,578.50x = 19,147,377.23
  5. Step 5: Solve for x
    x = 19,147,377.23/5,578.50
  6. Step 6: Final answer
    x = 3,432.35

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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.