Home / 2,371.64-3,272.99-1,377.23

Finding the Fourth Proportional to 2,371.64, 3,272.99 and 1,377.23

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Solution

The fourth proportional to 2,371.64, 3,272.99 and 1,377.23 is: 1,900.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.64 : 3,272.99 = 1,377.23 : x
  2. Step 2: Convert to fraction form
    2,371.64/3,272.99 = 1,377.23/x
  3. Step 3: Cross multiply
    2,371.64x = 3,272.99 × 1,377.23
  4. Step 4: Simplify right side
    2,371.64x = 4,507,660.02
  5. Step 5: Solve for x
    x = 4,507,660.02/2,371.64
  6. Step 6: Final answer
    x = 1,900.65

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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.