Home / 4,003.76-5,990.58-3,792.80

Finding the Fourth Proportional to 4,003.76, 5,990.58 and 3,792.80

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Solution

The fourth proportional to 4,003.76, 5,990.58 and 3,792.80 is: 5,674.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.76 : 5,990.58 = 3,792.80 : x
  2. Step 2: Convert to fraction form
    4,003.76/5,990.58 = 3,792.80/x
  3. Step 3: Cross multiply
    4,003.76x = 5,990.58 × 3,792.80
  4. Step 4: Simplify right side
    4,003.76x = 22,721,086.80
  5. Step 5: Solve for x
    x = 22,721,086.80/4,003.76
  6. Step 6: Final answer
    x = 5,674.93

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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.