Home / 5,627.48-8,441.35-1,929.68

Finding the Fourth Proportional to 5,627.48, 8,441.35 and 1,929.68

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Solution

The fourth proportional to 5,627.48, 8,441.35 and 1,929.68 is: 2,894.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.48 : 8,441.35 = 1,929.68 : x
  2. Step 2: Convert to fraction form
    5,627.48/8,441.35 = 1,929.68/x
  3. Step 3: Cross multiply
    5,627.48x = 8,441.35 × 1,929.68
  4. Step 4: Simplify right side
    5,627.48x = 16,289,104.27
  5. Step 5: Solve for x
    x = 16,289,104.27/5,627.48
  6. Step 6: Final answer
    x = 2,894.56

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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.