Home / 3,623.88-5,435.72-1,158.68

Finding the Fourth Proportional to 3,623.88, 5,435.72 and 1,158.68

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Solution

The fourth proportional to 3,623.88, 5,435.72 and 1,158.68 is: 1,737.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.88 : 5,435.72 = 1,158.68 : x
  2. Step 2: Convert to fraction form
    3,623.88/5,435.72 = 1,158.68/x
  3. Step 3: Cross multiply
    3,623.88x = 5,435.72 × 1,158.68
  4. Step 4: Simplify right side
    3,623.88x = 6,298,260.05
  5. Step 5: Solve for x
    x = 6,298,260.05/3,623.88
  6. Step 6: Final answer
    x = 1,737.99

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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.