Home / 8,828.24-13,235.88-4,214.48

Finding the Fourth Proportional to 8,828.24, 13,235.88 and 4,214.48

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Solution

The fourth proportional to 8,828.24, 13,235.88 and 4,214.48 is: 6,318.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.24 : 13,235.88 = 4,214.48 : x
  2. Step 2: Convert to fraction form
    8,828.24/13,235.88 = 4,214.48/x
  3. Step 3: Cross multiply
    8,828.24x = 13,235.88 × 4,214.48
  4. Step 4: Simplify right side
    8,828.24x = 55,782,351.54
  5. Step 5: Solve for x
    x = 55,782,351.54/8,828.24
  6. Step 6: Final answer
    x = 6,318.63

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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.