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Finding the Fourth Proportional to 3,778.12, 5,652.06 and 3,362.44

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Solution

The fourth proportional to 3,778.12, 5,652.06 and 3,362.44 is: 5,030.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778.12 : 5,652.06 = 3,362.44 : x
  2. Step 2: Convert to fraction form
    3,778.12/5,652.06 = 3,362.44/x
  3. Step 3: Cross multiply
    3,778.12x = 5,652.06 × 3,362.44
  4. Step 4: Simplify right side
    3,778.12x = 19,004,712.63
  5. Step 5: Solve for x
    x = 19,004,712.63/3,778.12
  6. Step 6: Final answer
    x = 5,030.20

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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.