Home / 3,719.89-5,133.57-2,041.32

Finding the Fourth Proportional to 3,719.89, 5,133.57 and 2,041.32

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Solution

The fourth proportional to 3,719.89, 5,133.57 and 2,041.32 is: 2,817.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.89 : 5,133.57 = 2,041.32 : x
  2. Step 2: Convert to fraction form
    3,719.89/5,133.57 = 2,041.32/x
  3. Step 3: Cross multiply
    3,719.89x = 5,133.57 × 2,041.32
  4. Step 4: Simplify right side
    3,719.89x = 10,479,259.11
  5. Step 5: Solve for x
    x = 10,479,259.11/3,719.89
  6. Step 6: Final answer
    x = 2,817.09

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