Home / 11,293.24-15,583.62-6,817.72

Finding the Fourth Proportional to 11,293.24, 15,583.62 and 6,817.72

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Solution

The fourth proportional to 11,293.24, 15,583.62 and 6,817.72 is: 9,407.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293.24 : 15,583.62 = 6,817.72 : x
  2. Step 2: Convert to fraction form
    11,293.24/15,583.62 = 6,817.72/x
  3. Step 3: Cross multiply
    11,293.24x = 15,583.62 × 6,817.72
  4. Step 4: Simplify right side
    11,293.24x = 106,244,757.75
  5. Step 5: Solve for x
    x = 106,244,757.75/11,293.24
  6. Step 6: Final answer
    x = 9,407.82

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1.5x scale

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.