Home / 11,968.55-16,516.59-6,933.05

Finding the Fourth Proportional to 11,968.55, 16,516.59 and 6,933.05

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Solution

The fourth proportional to 11,968.55, 16,516.59 and 6,933.05 is: 9,567.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968.55 : 16,516.59 = 6,933.05 : x
  2. Step 2: Convert to fraction form
    11,968.55/16,516.59 = 6,933.05/x
  3. Step 3: Cross multiply
    11,968.55x = 16,516.59 × 6,933.05
  4. Step 4: Simplify right side
    11,968.55x = 114,510,344.30
  5. Step 5: Solve for x
    x = 114,510,344.30/11,968.55
  6. Step 6: Final answer
    x = 9,567.60

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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.