Home / 3,004.12-4,142.96-1,885.16

Finding the Fourth Proportional to 3,004.12, 4,142.96 and 1,885.16

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Solution

The fourth proportional to 3,004.12, 4,142.96 and 1,885.16 is: 2,599.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.12 : 4,142.96 = 1,885.16 : x
  2. Step 2: Convert to fraction form
    3,004.12/4,142.96 = 1,885.16/x
  3. Step 3: Cross multiply
    3,004.12x = 4,142.96 × 1,885.16
  4. Step 4: Simplify right side
    3,004.12x = 7,810,142.47
  5. Step 5: Solve for x
    x = 7,810,142.47/3,004.12
  6. Step 6: Final answer
    x = 2,599.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.