Home / 3,723.32-5,585.99-3,315.29

Finding the Fourth Proportional to 3,723.32, 5,585.99 and 3,315.29

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Solution

The fourth proportional to 3,723.32, 5,585.99 and 3,315.29 is: 4,973.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.32 : 5,585.99 = 3,315.29 : x
  2. Step 2: Convert to fraction form
    3,723.32/5,585.99 = 3,315.29/x
  3. Step 3: Cross multiply
    3,723.32x = 5,585.99 × 3,315.29
  4. Step 4: Simplify right side
    3,723.32x = 18,519,132.28
  5. Step 5: Solve for x
    x = 18,519,132.28/3,723.32
  6. Step 6: Final answer
    x = 4,973.83

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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.