Home / 3,349.73-4,628.37-3,231.47

Finding the Fourth Proportional to 3,349.73, 4,628.37 and 3,231.47

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Solution

The fourth proportional to 3,349.73, 4,628.37 and 3,231.47 is: 4,464.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.73 : 4,628.37 = 3,231.47 : x
  2. Step 2: Convert to fraction form
    3,349.73/4,628.37 = 3,231.47/x
  3. Step 3: Cross multiply
    3,349.73x = 4,628.37 × 3,231.47
  4. Step 4: Simplify right side
    3,349.73x = 14,956,462.49
  5. Step 5: Solve for x
    x = 14,956,462.49/3,349.73
  6. Step 6: Final answer
    x = 4,464.97

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1.5x scale

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.