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Finding the Fourth Proportional to 3,574.44, 5,362.37 and 1,494.90

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Solution

The fourth proportional to 3,574.44, 5,362.37 and 1,494.90 is: 2,242.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.44 : 5,362.37 = 1,494.90 : x
  2. Step 2: Convert to fraction form
    3,574.44/5,362.37 = 1,494.90/x
  3. Step 3: Cross multiply
    3,574.44x = 5,362.37 × 1,494.90
  4. Step 4: Simplify right side
    3,574.44x = 8,016,199.44
  5. Step 5: Solve for x
    x = 8,016,199.44/3,574.44
  6. Step 6: Final answer
    x = 2,242.64

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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.