Home / 3,601.12-5,400.96-1,135.52

Finding the Fourth Proportional to 3,601.12, 5,400.96 and 1,135.52

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Solution

The fourth proportional to 3,601.12, 5,400.96 and 1,135.52 is: 1,703.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.12 : 5,400.96 = 1,135.52 : x
  2. Step 2: Convert to fraction form
    3,601.12/5,400.96 = 1,135.52/x
  3. Step 3: Cross multiply
    3,601.12x = 5,400.96 × 1,135.52
  4. Step 4: Simplify right side
    3,601.12x = 6,132,898.10
  5. Step 5: Solve for x
    x = 6,132,898.10/3,601.12
  6. Step 6: Final answer
    x = 1,703.05

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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.