Home / 1,886.08-2,596.44-1,622.56

Finding the Fourth Proportional to 1,886.08, 2,596.44 and 1,622.56

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Solution

The fourth proportional to 1,886.08, 2,596.44 and 1,622.56 is: 2,233.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886.08 : 2,596.44 = 1,622.56 : x
  2. Step 2: Convert to fraction form
    1,886.08/2,596.44 = 1,622.56/x
  3. Step 3: Cross multiply
    1,886.08x = 2,596.44 × 1,622.56
  4. Step 4: Simplify right side
    1,886.08x = 4,212,879.69
  5. Step 5: Solve for x
    x = 4,212,879.69/1,886.08
  6. Step 6: Final answer
    x = 2,233.67

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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.