Home / 3,482.19-4,805.46-1,910.25

Finding the Fourth Proportional to 3,482.19, 4,805.46 and 1,910.25

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Solution

The fourth proportional to 3,482.19, 4,805.46 and 1,910.25 is: 2,636.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.19 : 4,805.46 = 1,910.25 : x
  2. Step 2: Convert to fraction form
    3,482.19/4,805.46 = 1,910.25/x
  3. Step 3: Cross multiply
    3,482.19x = 4,805.46 × 1,910.25
  4. Step 4: Simplify right side
    3,482.19x = 9,179,629.97
  5. Step 5: Solve for x
    x = 9,179,629.97/3,482.19
  6. Step 6: Final answer
    x = 2,636.17

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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.