Home / 5,481.63-8,222.44-1,586.03

Finding the Fourth Proportional to 5,481.63, 8,222.44 and 1,586.03

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Solution

The fourth proportional to 5,481.63, 8,222.44 and 1,586.03 is: 2,379.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.63 : 8,222.44 = 1,586.03 : x
  2. Step 2: Convert to fraction form
    5,481.63/8,222.44 = 1,586.03/x
  3. Step 3: Cross multiply
    5,481.63x = 8,222.44 × 1,586.03
  4. Step 4: Simplify right side
    5,481.63x = 13,041,036.51
  5. Step 5: Solve for x
    x = 13,041,036.51/5,481.63
  6. Step 6: Final answer
    x = 2,379.04

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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.