Home / 3,093.10-4,269.29-1,913.49

Finding the Fourth Proportional to 3,093.10, 4,269.29 and 1,913.49

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Solution

The fourth proportional to 3,093.10, 4,269.29 and 1,913.49 is: 2,641.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.10 : 4,269.29 = 1,913.49 : x
  2. Step 2: Convert to fraction form
    3,093.10/4,269.29 = 1,913.49/x
  3. Step 3: Cross multiply
    3,093.10x = 4,269.29 × 1,913.49
  4. Step 4: Simplify right side
    3,093.10x = 8,169,243.72
  5. Step 5: Solve for x
    x = 8,169,243.72/3,093.10
  6. Step 6: Final answer
    x = 2,641.12

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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.