Home / 1,825.24-2,518.94-1,382.44

Finding the Fourth Proportional to 1,825.24, 2,518.94 and 1,382.44

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Solution

The fourth proportional to 1,825.24, 2,518.94 and 1,382.44 is: 1,907.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825.24 : 2,518.94 = 1,382.44 : x
  2. Step 2: Convert to fraction form
    1,825.24/2,518.94 = 1,382.44/x
  3. Step 3: Cross multiply
    1,825.24x = 2,518.94 × 1,382.44
  4. Step 4: Simplify right side
    1,825.24x = 3,482,283.41
  5. Step 5: Solve for x
    x = 3,482,283.41/1,825.24
  6. Step 6: Final answer
    x = 1,907.85

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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.