Home / 8,890.33-12,268.50-4,911.37

Finding the Fourth Proportional to 8,890.33, 12,268.50 and 4,911.37

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Solution

The fourth proportional to 8,890.33, 12,268.50 and 4,911.37 is: 6,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.33 : 12,268.50 = 4,911.37 : x
  2. Step 2: Convert to fraction form
    8,890.33/12,268.50 = 4,911.37/x
  3. Step 3: Cross multiply
    8,890.33x = 12,268.50 × 4,911.37
  4. Step 4: Simplify right side
    8,890.33x = 60,255,142.85
  5. Step 5: Solve for x
    x = 60,255,142.85/8,890.33
  6. Step 6: Final answer
    x = 6,777.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.