Home / 3,723.91-5,585.18-1,225.06

Finding the Fourth Proportional to 3,723.91, 5,585.18 and 1,225.06

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Solution

The fourth proportional to 3,723.91, 5,585.18 and 1,225.06 is: 1,837.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.91 : 5,585.18 = 1,225.06 : x
  2. Step 2: Convert to fraction form
    3,723.91/5,585.18 = 1,225.06/x
  3. Step 3: Cross multiply
    3,723.91x = 5,585.18 × 1,225.06
  4. Step 4: Simplify right side
    3,723.91x = 6,842,160.52
  5. Step 5: Solve for x
    x = 6,842,160.52/3,723.91
  6. Step 6: Final answer
    x = 1,837.36

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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.