Home / 5,027.66-7,538.73-3,994.28

Finding the Fourth Proportional to 5,027.66, 7,538.73 and 3,994.28

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Solution

The fourth proportional to 5,027.66, 7,538.73 and 3,994.28 is: 5,989.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.66 : 7,538.73 = 3,994.28 : x
  2. Step 2: Convert to fraction form
    5,027.66/7,538.73 = 3,994.28/x
  3. Step 3: Cross multiply
    5,027.66x = 7,538.73 × 3,994.28
  4. Step 4: Simplify right side
    5,027.66x = 30,111,798.46
  5. Step 5: Solve for x
    x = 30,111,798.46/5,027.66
  6. Step 6: Final answer
    x = 5,989.23

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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.