Home / 4,478.50-6,180.33-3,083.68

Finding the Fourth Proportional to 4,478.50, 6,180.33 and 3,083.68

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Solution

The fourth proportional to 4,478.50, 6,180.33 and 3,083.68 is: 4,255.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.50 : 6,180.33 = 3,083.68 : x
  2. Step 2: Convert to fraction form
    4,478.50/6,180.33 = 3,083.68/x
  3. Step 3: Cross multiply
    4,478.50x = 6,180.33 × 3,083.68
  4. Step 4: Simplify right side
    4,478.50x = 19,058,160.01
  5. Step 5: Solve for x
    x = 19,058,160.01/4,478.50
  6. Step 6: Final answer
    x = 4,255.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.