Home / 11,170.37-15,415.08-6,134.42

Finding the Fourth Proportional to 11,170.37, 15,415.08 and 6,134.42

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Solution

The fourth proportional to 11,170.37, 15,415.08 and 6,134.42 is: 8,465.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170.37 : 15,415.08 = 6,134.42 : x
  2. Step 2: Convert to fraction form
    11,170.37/15,415.08 = 6,134.42/x
  3. Step 3: Cross multiply
    11,170.37x = 15,415.08 × 6,134.42
  4. Step 4: Simplify right side
    11,170.37x = 94,562,575.05
  5. Step 5: Solve for x
    x = 94,562,575.05/11,170.37
  6. Step 6: Final answer
    x = 8,465.48

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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.