Home / 3,723.18-5,586.36-1,873.32

Finding the Fourth Proportional to 3,723.18, 5,586.36 and 1,873.32

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Solution

The fourth proportional to 3,723.18, 5,586.36 and 1,873.32 is: 2,810.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.18 : 5,586.36 = 1,873.32 : x
  2. Step 2: Convert to fraction form
    3,723.18/5,586.36 = 1,873.32/x
  3. Step 3: Cross multiply
    3,723.18x = 5,586.36 × 1,873.32
  4. Step 4: Simplify right side
    3,723.18x = 10,465,039.92
  5. Step 5: Solve for x
    x = 10,465,039.92/3,723.18
  6. Step 6: Final answer
    x = 2,810.78

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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.