Home / 11,213.36-15,474.84-6,177.80

Finding the Fourth Proportional to 11,213.36, 15,474.84 and 6,177.80

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Solution

The fourth proportional to 11,213.36, 15,474.84 and 6,177.80 is: 8,525.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,213.36 : 15,474.84 = 6,177.80 : x
  2. Step 2: Convert to fraction form
    11,213.36/15,474.84 = 6,177.80/x
  3. Step 3: Cross multiply
    11,213.36x = 15,474.84 × 6,177.80
  4. Step 4: Simplify right side
    11,213.36x = 95,600,466.55
  5. Step 5: Solve for x
    x = 95,600,466.55/11,213.36
  6. Step 6: Final answer
    x = 8,525.59

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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.