Home / 2,084.84-2,878.32-1,299.95

Finding the Fourth Proportional to 2,084.84, 2,878.32 and 1,299.95

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Solution

The fourth proportional to 2,084.84, 2,878.32 and 1,299.95 is: 1,794.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.84 : 2,878.32 = 1,299.95 : x
  2. Step 2: Convert to fraction form
    2,084.84/2,878.32 = 1,299.95/x
  3. Step 3: Cross multiply
    2,084.84x = 2,878.32 × 1,299.95
  4. Step 4: Simplify right side
    2,084.84x = 3,741,672.08
  5. Step 5: Solve for x
    x = 3,741,672.08/2,084.84
  6. Step 6: Final answer
    x = 1,794.70

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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.