Home / 2,378.09-3,283.37-1,482.18

Finding the Fourth Proportional to 2,378.09, 3,283.37 and 1,482.18

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Solution

The fourth proportional to 2,378.09, 3,283.37 and 1,482.18 is: 2,046.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378.09 : 3,283.37 = 1,482.18 : x
  2. Step 2: Convert to fraction form
    2,378.09/3,283.37 = 1,482.18/x
  3. Step 3: Cross multiply
    2,378.09x = 3,283.37 × 1,482.18
  4. Step 4: Simplify right side
    2,378.09x = 4,866,537.94
  5. Step 5: Solve for x
    x = 4,866,537.94/2,378.09
  6. Step 6: Final answer
    x = 2,046.41

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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.