Home / 11,213.03-15,474.29-6,177.80

Finding the Fourth Proportional to 11,213.03, 15,474.29 and 6,177.80

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Solution

The fourth proportional to 11,213.03, 15,474.29 and 6,177.80 is: 8,525.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,213.03 : 15,474.29 = 6,177.80 : x
  2. Step 2: Convert to fraction form
    11,213.03/15,474.29 = 6,177.80/x
  3. Step 3: Cross multiply
    11,213.03x = 15,474.29 × 6,177.80
  4. Step 4: Simplify right side
    11,213.03x = 95,596,960.50
  5. Step 5: Solve for x
    x = 95,596,960.50/11,213.03
  6. Step 6: Final answer
    x = 8,525.53

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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.