Home / 8,877.82-13,316.70-4,984.96

Finding the Fourth Proportional to 8,877.82, 13,316.70 and 4,984.96

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Solution

The fourth proportional to 8,877.82, 13,316.70 and 4,984.96 is: 7,477.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877.82 : 13,316.70 = 4,984.96 : x
  2. Step 2: Convert to fraction form
    8,877.82/13,316.70 = 4,984.96/x
  3. Step 3: Cross multiply
    8,877.82x = 13,316.70 × 4,984.96
  4. Step 4: Simplify right side
    8,877.82x = 66,383,216.83
  5. Step 5: Solve for x
    x = 66,383,216.83/8,877.82
  6. Step 6: Final answer
    x = 7,477.42

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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.