Home / 2,096.40-3,140.16-1,362.72

Finding the Fourth Proportional to 2,096.40, 3,140.16 and 1,362.72

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Solution

The fourth proportional to 2,096.40, 3,140.16 and 1,362.72 is: 2,041.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,096.40 : 3,140.16 = 1,362.72 : x
  2. Step 2: Convert to fraction form
    2,096.40/3,140.16 = 1,362.72/x
  3. Step 3: Cross multiply
    2,096.40x = 3,140.16 × 1,362.72
  4. Step 4: Simplify right side
    2,096.40x = 4,279,158.84
  5. Step 5: Solve for x
    x = 4,279,158.84/2,096.40
  6. Step 6: Final answer
    x = 2,041.19

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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.