Home / 3,620.50-4,996.54-2,048.60

Finding the Fourth Proportional to 3,620.50, 4,996.54 and 2,048.60

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Solution

The fourth proportional to 3,620.50, 4,996.54 and 2,048.60 is: 2,827.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.50 : 4,996.54 = 2,048.60 : x
  2. Step 2: Convert to fraction form
    3,620.50/4,996.54 = 2,048.60/x
  3. Step 3: Cross multiply
    3,620.50x = 4,996.54 × 2,048.60
  4. Step 4: Simplify right side
    3,620.50x = 10,235,911.84
  5. Step 5: Solve for x
    x = 10,235,911.84/3,620.50
  6. Step 6: Final answer
    x = 2,827.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.