Home / 11,273.67-15,557.58-6,305.67

Finding the Fourth Proportional to 11,273.67, 15,557.58 and 6,305.67

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Solution

The fourth proportional to 11,273.67, 15,557.58 and 6,305.67 is: 8,701.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,273.67 : 15,557.58 = 6,305.67 : x
  2. Step 2: Convert to fraction form
    11,273.67/15,557.58 = 6,305.67/x
  3. Step 3: Cross multiply
    11,273.67x = 15,557.58 × 6,305.67
  4. Step 4: Simplify right side
    11,273.67x = 98,100,965.48
  5. Step 5: Solve for x
    x = 98,100,965.48/11,273.67
  6. Step 6: Final answer
    x = 8,701.78

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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.