Home / 1,549.44-2,137.95-1,382.94

Finding the Fourth Proportional to 1,549.44, 2,137.95 and 1,382.94

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Solution

The fourth proportional to 1,549.44, 2,137.95 and 1,382.94 is: 1,908.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.44 : 2,137.95 = 1,382.94 : x
  2. Step 2: Convert to fraction form
    1,549.44/2,137.95 = 1,382.94/x
  3. Step 3: Cross multiply
    1,549.44x = 2,137.95 × 1,382.94
  4. Step 4: Simplify right side
    1,549.44x = 2,956,656.57
  5. Step 5: Solve for x
    x = 2,956,656.57/1,549.44
  6. Step 6: Final answer
    x = 1,908.21

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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.