Home / 3,476.91-5,216.64-1,628.62

Finding the Fourth Proportional to 3,476.91, 5,216.64 and 1,628.62

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Solution

The fourth proportional to 3,476.91, 5,216.64 and 1,628.62 is: 2,443.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.91 : 5,216.64 = 1,628.62 : x
  2. Step 2: Convert to fraction form
    3,476.91/5,216.64 = 1,628.62/x
  3. Step 3: Cross multiply
    3,476.91x = 5,216.64 × 1,628.62
  4. Step 4: Simplify right side
    3,476.91x = 8,495,924.24
  5. Step 5: Solve for x
    x = 8,495,924.24/3,476.91
  6. Step 6: Final answer
    x = 2,443.53

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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.