Home / 3,277.80-4,916.70-2,500.20

Finding the Fourth Proportional to 3,277.80, 4,916.70 and 2,500.20

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Solution

The fourth proportional to 3,277.80, 4,916.70 and 2,500.20 is: 3,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.80 : 4,916.70 = 2,500.20 : x
  2. Step 2: Convert to fraction form
    3,277.80/4,916.70 = 2,500.20/x
  3. Step 3: Cross multiply
    3,277.80x = 4,916.70 × 2,500.20
  4. Step 4: Simplify right side
    3,277.80x = 12,292,733.34
  5. Step 5: Solve for x
    x = 12,292,733.34/3,277.80
  6. Step 6: Final answer
    x = 3,750.30

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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.