Home / 11,186.11-15,436.52-6,150.34

Finding the Fourth Proportional to 11,186.11, 15,436.52 and 6,150.34

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Solution

The fourth proportional to 11,186.11, 15,436.52 and 6,150.34 is: 8,487.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,186.11 : 15,436.52 = 6,150.34 : x
  2. Step 2: Convert to fraction form
    11,186.11/15,436.52 = 6,150.34/x
  3. Step 3: Cross multiply
    11,186.11x = 15,436.52 × 6,150.34
  4. Step 4: Simplify right side
    11,186.11x = 94,939,846.42
  5. Step 5: Solve for x
    x = 94,939,846.42/11,186.11
  6. Step 6: Final answer
    x = 8,487.30

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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.