Home / 3,277.63-4,916.61-3,111.54

Finding the Fourth Proportional to 3,277.63, 4,916.61 and 3,111.54

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Solution

The fourth proportional to 3,277.63, 4,916.61 and 3,111.54 is: 4,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.63 : 4,916.61 = 3,111.54 : x
  2. Step 2: Convert to fraction form
    3,277.63/4,916.61 = 3,111.54/x
  3. Step 3: Cross multiply
    3,277.63x = 4,916.61 × 3,111.54
  4. Step 4: Simplify right side
    3,277.63x = 15,298,213.12
  5. Step 5: Solve for x
    x = 15,298,213.12/3,277.63
  6. Step 6: Final answer
    x = 4,667.47

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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.