Home / 2,528.58-3,790.71-2,185.95

Finding the Fourth Proportional to 2,528.58, 3,790.71 and 2,185.95

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Solution

The fourth proportional to 2,528.58, 3,790.71 and 2,185.95 is: 3,277.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.58 : 3,790.71 = 2,185.95 : x
  2. Step 2: Convert to fraction form
    2,528.58/3,790.71 = 2,185.95/x
  3. Step 3: Cross multiply
    2,528.58x = 3,790.71 × 2,185.95
  4. Step 4: Simplify right side
    2,528.58x = 8,286,302.52
  5. Step 5: Solve for x
    x = 8,286,302.52/2,528.58
  6. Step 6: Final answer
    x = 3,277.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.