Home / 2,079.35-2,868.77-1,333.71

Finding the Fourth Proportional to 2,079.35, 2,868.77 and 1,333.71

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Solution

The fourth proportional to 2,079.35, 2,868.77 and 1,333.71 is: 1,840.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079.35 : 2,868.77 = 1,333.71 : x
  2. Step 2: Convert to fraction form
    2,079.35/2,868.77 = 1,333.71/x
  3. Step 3: Cross multiply
    2,079.35x = 2,868.77 × 1,333.71
  4. Step 4: Simplify right side
    2,079.35x = 3,826,100.57
  5. Step 5: Solve for x
    x = 3,826,100.57/2,079.35
  6. Step 6: Final answer
    x = 1,840.05

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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.