Home / 3,511.13-4,844.93-1,939.23

Finding the Fourth Proportional to 3,511.13, 4,844.93 and 1,939.23

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Solution

The fourth proportional to 3,511.13, 4,844.93 and 1,939.23 is: 2,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.13 : 4,844.93 = 1,939.23 : x
  2. Step 2: Convert to fraction form
    3,511.13/4,844.93 = 1,939.23/x
  3. Step 3: Cross multiply
    3,511.13x = 4,844.93 × 1,939.23
  4. Step 4: Simplify right side
    3,511.13x = 9,395,423.91
  5. Step 5: Solve for x
    x = 9,395,423.91/3,511.13
  6. Step 6: Final answer
    x = 2,675.90

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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.