Home / 2,536.20-3,785.93-2,191.74

Finding the Fourth Proportional to 2,536.20, 3,785.93 and 2,191.74

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Solution

The fourth proportional to 2,536.20, 3,785.93 and 2,191.74 is: 3,271.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,536.20 : 3,785.93 = 2,191.74 : x
  2. Step 2: Convert to fraction form
    2,536.20/3,785.93 = 2,191.74/x
  3. Step 3: Cross multiply
    2,536.20x = 3,785.93 × 2,191.74
  4. Step 4: Simplify right side
    2,536.20x = 8,297,774.22
  5. Step 5: Solve for x
    x = 8,297,774.22/2,536.20
  6. Step 6: Final answer
    x = 3,271.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.