Home / 3,690.03-5,538.19-1,840.60

Finding the Fourth Proportional to 3,690.03, 5,538.19 and 1,840.60

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Solution

The fourth proportional to 3,690.03, 5,538.19 and 1,840.60 is: 2,762.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.03 : 5,538.19 = 1,840.60 : x
  2. Step 2: Convert to fraction form
    3,690.03/5,538.19 = 1,840.60/x
  3. Step 3: Cross multiply
    3,690.03x = 5,538.19 × 1,840.60
  4. Step 4: Simplify right side
    3,690.03x = 10,193,592.51
  5. Step 5: Solve for x
    x = 10,193,592.51/3,690.03
  6. Step 6: Final answer
    x = 2,762.47

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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.