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Finding the Fourth Proportional to 2,845.02, 4,267.51 and 793.02

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Solution

The fourth proportional to 2,845.02, 4,267.51 and 793.02 is: 1,189.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.02 : 4,267.51 = 793.02 : x
  2. Step 2: Convert to fraction form
    2,845.02/4,267.51 = 793.02/x
  3. Step 3: Cross multiply
    2,845.02x = 4,267.51 × 793.02
  4. Step 4: Simplify right side
    2,845.02x = 3,384,220.78
  5. Step 5: Solve for x
    x = 3,384,220.78/2,845.02
  6. Step 6: Final answer
    x = 1,189.52

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Similar ratio
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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.