Home / 2,371.85-3,273.09-1,377.10

Finding the Fourth Proportional to 2,371.85, 3,273.09 and 1,377.10

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Solution

The fourth proportional to 2,371.85, 3,273.09 and 1,377.10 is: 1,900.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.85 : 3,273.09 = 1,377.10 : x
  2. Step 2: Convert to fraction form
    2,371.85/3,273.09 = 1,377.10/x
  3. Step 3: Cross multiply
    2,371.85x = 3,273.09 × 1,377.10
  4. Step 4: Simplify right side
    2,371.85x = 4,507,355.87
  5. Step 5: Solve for x
    x = 4,507,355.87/2,371.85
  6. Step 6: Final answer
    x = 1,900.36

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1.5x scale

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.