Home / 3,231.30-4,458.24-1,904.52

Finding the Fourth Proportional to 3,231.30, 4,458.24 and 1,904.52

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Solution

The fourth proportional to 3,231.30, 4,458.24 and 1,904.52 is: 2,627.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.30 : 4,458.24 = 1,904.52 : x
  2. Step 2: Convert to fraction form
    3,231.30/4,458.24 = 1,904.52/x
  3. Step 3: Cross multiply
    3,231.30x = 4,458.24 × 1,904.52
  4. Step 4: Simplify right side
    3,231.30x = 8,490,807.24
  5. Step 5: Solve for x
    x = 8,490,807.24/3,231.30
  6. Step 6: Final answer
    x = 2,627.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.