Home / 8,826.19-13,239.40-2,586.33

Finding the Fourth Proportional to 8,826.19, 13,239.40 and 2,586.33

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Solution

The fourth proportional to 8,826.19, 13,239.40 and 2,586.33 is: 3,879.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.19 : 13,239.40 = 2,586.33 : x
  2. Step 2: Convert to fraction form
    8,826.19/13,239.40 = 2,586.33/x
  3. Step 3: Cross multiply
    8,826.19x = 13,239.40 × 2,586.33
  4. Step 4: Simplify right side
    8,826.19x = 34,241,446.09
  5. Step 5: Solve for x
    x = 34,241,446.09/8,826.19
  6. Step 6: Final answer
    x = 3,879.53

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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.