Home / 11,293.89-16,941.30-4,273.20

Finding the Fourth Proportional to 11,293.89, 16,941.30 and 4,273.20

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Solution

The fourth proportional to 11,293.89, 16,941.30 and 4,273.20 is: 6,409.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293.89 : 16,941.30 = 4,273.20 : x
  2. Step 2: Convert to fraction form
    11,293.89/16,941.30 = 4,273.20/x
  3. Step 3: Cross multiply
    11,293.89x = 16,941.30 × 4,273.20
  4. Step 4: Simplify right side
    11,293.89x = 72,393,563.16
  5. Step 5: Solve for x
    x = 72,393,563.16/11,293.89
  6. Step 6: Final answer
    x = 6,409.98

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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.