Home / 11,236.80-15,507.08-6,201.09

Finding the Fourth Proportional to 11,236.80, 15,507.08 and 6,201.09

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Solution

The fourth proportional to 11,236.80, 15,507.08 and 6,201.09 is: 8,557.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.80 : 15,507.08 = 6,201.09 : x
  2. Step 2: Convert to fraction form
    11,236.80/15,507.08 = 6,201.09/x
  3. Step 3: Cross multiply
    11,236.80x = 15,507.08 × 6,201.09
  4. Step 4: Simplify right side
    11,236.80x = 96,160,798.72
  5. Step 5: Solve for x
    x = 96,160,798.72/11,236.80
  6. Step 6: Final answer
    x = 8,557.67

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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.