Home / 3,003.77-4,142.81-1,884.35

Finding the Fourth Proportional to 3,003.77, 4,142.81 and 1,884.35

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Solution

The fourth proportional to 3,003.77, 4,142.81 and 1,884.35 is: 2,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.77 : 4,142.81 = 1,884.35 : x
  2. Step 2: Convert to fraction form
    3,003.77/4,142.81 = 1,884.35/x
  3. Step 3: Cross multiply
    3,003.77x = 4,142.81 × 1,884.35
  4. Step 4: Simplify right side
    3,003.77x = 7,806,519.09
  5. Step 5: Solve for x
    x = 7,806,519.09/3,003.77
  6. Step 6: Final answer
    x = 2,598.90

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Why These Related Problems?

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