Home / 8,822.88-13,234.80-4,435.20

Finding the Fourth Proportional to 8,822.88, 13,234.80 and 4,435.20

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Solution

The fourth proportional to 8,822.88, 13,234.80 and 4,435.20 is: 6,653.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,822.88 : 13,234.80 = 4,435.20 : x
  2. Step 2: Convert to fraction form
    8,822.88/13,234.80 = 4,435.20/x
  3. Step 3: Cross multiply
    8,822.88x = 13,234.80 × 4,435.20
  4. Step 4: Simplify right side
    8,822.88x = 58,698,984.96
  5. Step 5: Solve for x
    x = 58,698,984.96/8,822.88
  6. Step 6: Final answer
    x = 6,653.04

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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.