Home / 3,873.66-5,345.73-2,360.70

Finding the Fourth Proportional to 3,873.66, 5,345.73 and 2,360.70

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Solution

The fourth proportional to 3,873.66, 5,345.73 and 2,360.70 is: 3,257.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.66 : 5,345.73 = 2,360.70 : x
  2. Step 2: Convert to fraction form
    3,873.66/5,345.73 = 2,360.70/x
  3. Step 3: Cross multiply
    3,873.66x = 5,345.73 × 2,360.70
  4. Step 4: Simplify right side
    3,873.66x = 12,619,664.81
  5. Step 5: Solve for x
    x = 12,619,664.81/3,873.66
  6. Step 6: Final answer
    x = 3,257.81

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Why These Related Problems?

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