Home / 1,731.15-2,382.84-1,448.25

Finding the Fourth Proportional to 1,731.15, 2,382.84 and 1,448.25

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Solution

The fourth proportional to 1,731.15, 2,382.84 and 1,448.25 is: 1,993.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731.15 : 2,382.84 = 1,448.25 : x
  2. Step 2: Convert to fraction form
    1,731.15/2,382.84 = 1,448.25/x
  3. Step 3: Cross multiply
    1,731.15x = 2,382.84 × 1,448.25
  4. Step 4: Simplify right side
    1,731.15x = 3,450,948.03
  5. Step 5: Solve for x
    x = 3,450,948.03/1,731.15
  6. Step 6: Final answer
    x = 1,993.44

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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.