Home / 3,602.25-5,403.38-1,137.02

Finding the Fourth Proportional to 3,602.25, 5,403.38 and 1,137.02

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Solution

The fourth proportional to 3,602.25, 5,403.38 and 1,137.02 is: 1,705.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.25 : 5,403.38 = 1,137.02 : x
  2. Step 2: Convert to fraction form
    3,602.25/5,403.38 = 1,137.02/x
  3. Step 3: Cross multiply
    3,602.25x = 5,403.38 × 1,137.02
  4. Step 4: Simplify right side
    3,602.25x = 6,143,718.43
  5. Step 5: Solve for x
    x = 6,143,718.43/3,602.25
  6. Step 6: Final answer
    x = 1,705.52

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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.