Home / 3,723.80-5,585.83-1,873.91

Finding the Fourth Proportional to 3,723.80, 5,585.83 and 1,873.91

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Solution

The fourth proportional to 3,723.80, 5,585.83 and 1,873.91 is: 2,810.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.80 : 5,585.83 = 1,873.91 : x
  2. Step 2: Convert to fraction form
    3,723.80/5,585.83 = 1,873.91/x
  3. Step 3: Cross multiply
    3,723.80x = 5,585.83 × 1,873.91
  4. Step 4: Simplify right side
    3,723.80x = 10,467,342.70
  5. Step 5: Solve for x
    x = 10,467,342.70/3,723.80
  6. Step 6: Final answer
    x = 2,810.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.