Home / 3,636.20-5,452.68-1,038.53

Finding the Fourth Proportional to 3,636.20, 5,452.68 and 1,038.53

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Solution

The fourth proportional to 3,636.20, 5,452.68 and 1,038.53 is: 1,557.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.20 : 5,452.68 = 1,038.53 : x
  2. Step 2: Convert to fraction form
    3,636.20/5,452.68 = 1,038.53/x
  3. Step 3: Cross multiply
    3,636.20x = 5,452.68 × 1,038.53
  4. Step 4: Simplify right side
    3,636.20x = 5,662,771.76
  5. Step 5: Solve for x
    x = 5,662,771.76/3,636.20
  6. Step 6: Final answer
    x = 1,557.33

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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.