Home / 2,084.94-2,878.27-1,611.77

Finding the Fourth Proportional to 2,084.94, 2,878.27 and 1,611.77

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Solution

The fourth proportional to 2,084.94, 2,878.27 and 1,611.77 is: 2,225.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.94 : 2,878.27 = 1,611.77 : x
  2. Step 2: Convert to fraction form
    2,084.94/2,878.27 = 1,611.77/x
  3. Step 3: Cross multiply
    2,084.94x = 2,878.27 × 1,611.77
  4. Step 4: Simplify right side
    2,084.94x = 4,639,109.24
  5. Step 5: Solve for x
    x = 4,639,109.24/2,084.94
  6. Step 6: Final answer
    x = 2,225.06

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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.