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Finding the Fourth Proportional to 3,566.93, 5,351.04 and 1,485.81

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Solution

The fourth proportional to 3,566.93, 5,351.04 and 1,485.81 is: 2,228.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566.93 : 5,351.04 = 1,485.81 : x
  2. Step 2: Convert to fraction form
    3,566.93/5,351.04 = 1,485.81/x
  3. Step 3: Cross multiply
    3,566.93x = 5,351.04 × 1,485.81
  4. Step 4: Simplify right side
    3,566.93x = 7,950,628.74
  5. Step 5: Solve for x
    x = 7,950,628.74/3,566.93
  6. Step 6: Final answer
    x = 2,228.99

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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.