Home / 11,658.94-16,090.02-6,623.37

Finding the Fourth Proportional to 11,658.94, 16,090.02 and 6,623.37

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Solution

The fourth proportional to 11,658.94, 16,090.02 and 6,623.37 is: 9,140.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658.94 : 16,090.02 = 6,623.37 : x
  2. Step 2: Convert to fraction form
    11,658.94/16,090.02 = 6,623.37/x
  3. Step 3: Cross multiply
    11,658.94x = 16,090.02 × 6,623.37
  4. Step 4: Simplify right side
    11,658.94x = 106,570,137.14
  5. Step 5: Solve for x
    x = 106,570,137.14/11,658.94
  6. Step 6: Final answer
    x = 9,140.64

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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.