Home / 4,766.85-7,150.97-1,480.21

Finding the Fourth Proportional to 4,766.85, 7,150.97 and 1,480.21

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Solution

The fourth proportional to 4,766.85, 7,150.97 and 1,480.21 is: 2,220.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,766.85 : 7,150.97 = 1,480.21 : x
  2. Step 2: Convert to fraction form
    4,766.85/7,150.97 = 1,480.21/x
  3. Step 3: Cross multiply
    4,766.85x = 7,150.97 × 1,480.21
  4. Step 4: Simplify right side
    4,766.85x = 10,584,929.90
  5. Step 5: Solve for x
    x = 10,584,929.90/4,766.85
  6. Step 6: Final answer
    x = 2,220.53

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1.5x scale

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.