Home / 4,003.28-5,999.45-2,539.81

Finding the Fourth Proportional to 4,003.28, 5,999.45 and 2,539.81

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Solution

The fourth proportional to 4,003.28, 5,999.45 and 2,539.81 is: 3,806.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.28 : 5,999.45 = 2,539.81 : x
  2. Step 2: Convert to fraction form
    4,003.28/5,999.45 = 2,539.81/x
  3. Step 3: Cross multiply
    4,003.28x = 5,999.45 × 2,539.81
  4. Step 4: Simplify right side
    4,003.28x = 15,237,433.11
  5. Step 5: Solve for x
    x = 15,237,433.11/4,003.28
  6. Step 6: Final answer
    x = 3,806.24

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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.