Home / 11,193.42-15,447.43-6,157.55

Finding the Fourth Proportional to 11,193.42, 15,447.43 and 6,157.55

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Solution

The fourth proportional to 11,193.42, 15,447.43 and 6,157.55 is: 8,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.42 : 15,447.43 = 6,157.55 : x
  2. Step 2: Convert to fraction form
    11,193.42/15,447.43 = 6,157.55/x
  3. Step 3: Cross multiply
    11,193.42x = 15,447.43 × 6,157.55
  4. Step 4: Simplify right side
    11,193.42x = 95,118,253.06
  5. Step 5: Solve for x
    x = 95,118,253.06/11,193.42
  6. Step 6: Final answer
    x = 8,497.70

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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.