Home / 3,647.60-5,469.01-1,799.93

Finding the Fourth Proportional to 3,647.60, 5,469.01 and 1,799.93

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Solution

The fourth proportional to 3,647.60, 5,469.01 and 1,799.93 is: 2,698.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.60 : 5,469.01 = 1,799.93 : x
  2. Step 2: Convert to fraction form
    3,647.60/5,469.01 = 1,799.93/x
  3. Step 3: Cross multiply
    3,647.60x = 5,469.01 × 1,799.93
  4. Step 4: Simplify right side
    3,647.60x = 9,843,803.32
  5. Step 5: Solve for x
    x = 9,843,803.32/3,647.60
  6. Step 6: Final answer
    x = 2,698.71

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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.