Home / 2,236.04-3,353.28-774.80

Finding the Fourth Proportional to 2,236.04, 3,353.28 and 774.80

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Solution

The fourth proportional to 2,236.04, 3,353.28 and 774.80 is: 1,161.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.04 : 3,353.28 = 774.80 : x
  2. Step 2: Convert to fraction form
    2,236.04/3,353.28 = 774.80/x
  3. Step 3: Cross multiply
    2,236.04x = 3,353.28 × 774.80
  4. Step 4: Simplify right side
    2,236.04x = 2,598,121.34
  5. Step 5: Solve for x
    x = 2,598,121.34/2,236.04
  6. Step 6: Final answer
    x = 1,161.93

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1.5x scale

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.