Home / 8,826.12-13,239.29-2,586.26

Finding the Fourth Proportional to 8,826.12, 13,239.29 and 2,586.26

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Solution

The fourth proportional to 8,826.12, 13,239.29 and 2,586.26 is: 3,879.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.12 : 13,239.29 = 2,586.26 : x
  2. Step 2: Convert to fraction form
    8,826.12/13,239.29 = 2,586.26/x
  3. Step 3: Cross multiply
    8,826.12x = 13,239.29 × 2,586.26
  4. Step 4: Simplify right side
    8,826.12x = 34,240,250.52
  5. Step 5: Solve for x
    x = 34,240,250.52/8,826.12
  6. Step 6: Final answer
    x = 3,879.42

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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.