Home / 11,261.51-16,895.02-7,936.25

Finding the Fourth Proportional to 11,261.51, 16,895.02 and 7,936.25

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Solution

The fourth proportional to 11,261.51, 16,895.02 and 7,936.25 is: 11,906.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.51 : 16,895.02 = 7,936.25 : x
  2. Step 2: Convert to fraction form
    11,261.51/16,895.02 = 7,936.25/x
  3. Step 3: Cross multiply
    11,261.51x = 16,895.02 × 7,936.25
  4. Step 4: Simplify right side
    11,261.51x = 134,082,998.16
  5. Step 5: Solve for x
    x = 134,082,998.16/11,261.51
  6. Step 6: Final answer
    x = 11,906.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.