Home / 11,926.02-16,458.24-6,620.94

Finding the Fourth Proportional to 11,926.02, 16,458.24 and 6,620.94

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Solution

The fourth proportional to 11,926.02, 16,458.24 and 6,620.94 is: 9,137.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926.02 : 16,458.24 = 6,620.94 : x
  2. Step 2: Convert to fraction form
    11,926.02/16,458.24 = 6,620.94/x
  3. Step 3: Cross multiply
    11,926.02x = 16,458.24 × 6,620.94
  4. Step 4: Simplify right side
    11,926.02x = 108,969,019.55
  5. Step 5: Solve for x
    x = 108,969,019.55/11,926.02
  6. Step 6: Final answer
    x = 9,137.08

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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.