Home / 8,829.81-13,224.54-4,216.05

Finding the Fourth Proportional to 8,829.81, 13,224.54 and 4,216.05

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Solution

The fourth proportional to 8,829.81, 13,224.54 and 4,216.05 is: 6,314.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,829.81 : 13,224.54 = 4,216.05 : x
  2. Step 2: Convert to fraction form
    8,829.81/13,224.54 = 4,216.05/x
  3. Step 3: Cross multiply
    8,829.81x = 13,224.54 × 4,216.05
  4. Step 4: Simplify right side
    8,829.81x = 55,755,321.87
  5. Step 5: Solve for x
    x = 55,755,321.87/8,829.81
  6. Step 6: Final answer
    x = 6,314.44

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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.