Home / 1,410.62-2,103.77-1,365.05

Finding the Fourth Proportional to 1,410.62, 2,103.77 and 1,365.05

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Solution

The fourth proportional to 1,410.62, 2,103.77 and 1,365.05 is: 2,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410.62 : 2,103.77 = 1,365.05 : x
  2. Step 2: Convert to fraction form
    1,410.62/2,103.77 = 1,365.05/x
  3. Step 3: Cross multiply
    1,410.62x = 2,103.77 × 1,365.05
  4. Step 4: Simplify right side
    1,410.62x = 2,871,759.91
  5. Step 5: Solve for x
    x = 2,871,759.91/1,410.62
  6. Step 6: Final answer
    x = 2,035.82

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.