Home / 3,133.16-4,320.77-1,874.00

Finding the Fourth Proportional to 3,133.16, 4,320.77 and 1,874.00

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Solution

The fourth proportional to 3,133.16, 4,320.77 and 1,874.00 is: 2,584.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.16 : 4,320.77 = 1,874.00 : x
  2. Step 2: Convert to fraction form
    3,133.16/4,320.77 = 1,874.00/x
  3. Step 3: Cross multiply
    3,133.16x = 4,320.77 × 1,874.00
  4. Step 4: Simplify right side
    3,133.16x = 8,097,138.80
  5. Step 5: Solve for x
    x = 8,097,138.80/3,133.16
  6. Step 6: Final answer
    x = 2,584.33

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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.