Home / 3,723.12-5,583.99-1,873.80

Finding the Fourth Proportional to 3,723.12, 5,583.99 and 1,873.80

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Solution

The fourth proportional to 3,723.12, 5,583.99 and 1,873.80 is: 2,810.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.12 : 5,583.99 = 1,873.80 : x
  2. Step 2: Convert to fraction form
    3,723.12/5,583.99 = 1,873.80/x
  3. Step 3: Cross multiply
    3,723.12x = 5,583.99 × 1,873.80
  4. Step 4: Simplify right side
    3,723.12x = 10,463,280.46
  5. Step 5: Solve for x
    x = 10,463,280.46/3,723.12
  6. Step 6: Final answer
    x = 2,810.35

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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.