Home / 3,215.19-4,823.43-1,366.29

Finding the Fourth Proportional to 3,215.19, 4,823.43 and 1,366.29

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Solution

The fourth proportional to 3,215.19, 4,823.43 and 1,366.29 is: 2,049.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215.19 : 4,823.43 = 1,366.29 : x
  2. Step 2: Convert to fraction form
    3,215.19/4,823.43 = 1,366.29/x
  3. Step 3: Cross multiply
    3,215.19x = 4,823.43 × 1,366.29
  4. Step 4: Simplify right side
    3,215.19x = 6,590,204.17
  5. Step 5: Solve for x
    x = 6,590,204.17/3,215.19
  6. Step 6: Final answer
    x = 2,049.71

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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.