Home / 11,193.93-15,447.41-6,157.86

Finding the Fourth Proportional to 11,193.93, 15,447.41 and 6,157.86

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Solution

The fourth proportional to 11,193.93, 15,447.41 and 6,157.86 is: 8,497.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.93 : 15,447.41 = 6,157.86 : x
  2. Step 2: Convert to fraction form
    11,193.93/15,447.41 = 6,157.86/x
  3. Step 3: Cross multiply
    11,193.93x = 15,447.41 × 6,157.86
  4. Step 4: Simplify right side
    11,193.93x = 95,122,922.52
  5. Step 5: Solve for x
    x = 95,122,922.52/11,193.93
  6. Step 6: Final answer
    x = 8,497.72

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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.