Home / 3,073.20-4,606.56-1,840.38

Finding the Fourth Proportional to 3,073.20, 4,606.56 and 1,840.38

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Solution

The fourth proportional to 3,073.20, 4,606.56 and 1,840.38 is: 2,758.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.20 : 4,606.56 = 1,840.38 : x
  2. Step 2: Convert to fraction form
    3,073.20/4,606.56 = 1,840.38/x
  3. Step 3: Cross multiply
    3,073.20x = 4,606.56 × 1,840.38
  4. Step 4: Simplify right side
    3,073.20x = 8,477,820.89
  5. Step 5: Solve for x
    x = 8,477,820.89/3,073.20
  6. Step 6: Final answer
    x = 2,758.63

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.