Home / 3,277.80-4,916.70-3,083.40

Finding the Fourth Proportional to 3,277.80, 4,916.70 and 3,083.40

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Solution

The fourth proportional to 3,277.80, 4,916.70 and 3,083.40 is: 4,625.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.80 : 4,916.70 = 3,083.40 : x
  2. Step 2: Convert to fraction form
    3,277.80/4,916.70 = 3,083.40/x
  3. Step 3: Cross multiply
    3,277.80x = 4,916.70 × 3,083.40
  4. Step 4: Simplify right side
    3,277.80x = 15,160,152.78
  5. Step 5: Solve for x
    x = 15,160,152.78/3,277.80
  6. Step 6: Final answer
    x = 4,625.10

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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.