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Finding the Fourth Proportional to 3,630, 5,445.04 and 1,032.94

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Solution

The fourth proportional to 3,630, 5,445.04 and 1,032.94 is: 1,549.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630 : 5,445.04 = 1,032.94 : x
  2. Step 2: Convert to fraction form
    3,630/5,445.04 = 1,032.94/x
  3. Step 3: Cross multiply
    3,630x = 5,445.04 × 1,032.94
  4. Step 4: Simplify right side
    3,630x = 5,624,399.62
  5. Step 5: Solve for x
    x = 5,624,399.62/3,630
  6. Step 6: Final answer
    x = 1,549.42

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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.