Home / 2,673.81-4,013.15-1,857.33

Finding the Fourth Proportional to 2,673.81, 4,013.15 and 1,857.33

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Solution

The fourth proportional to 2,673.81, 4,013.15 and 1,857.33 is: 2,787.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.81 : 4,013.15 = 1,857.33 : x
  2. Step 2: Convert to fraction form
    2,673.81/4,013.15 = 1,857.33/x
  3. Step 3: Cross multiply
    2,673.81x = 4,013.15 × 1,857.33
  4. Step 4: Simplify right side
    2,673.81x = 7,453,734.60
  5. Step 5: Solve for x
    x = 7,453,734.60/2,673.81
  6. Step 6: Final answer
    x = 2,787.68

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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.