Home / 9,206.73-13,810.77-3,936.60

Finding the Fourth Proportional to 9,206.73, 13,810.77 and 3,936.60

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Solution

The fourth proportional to 9,206.73, 13,810.77 and 3,936.60 is: 5,905.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206.73 : 13,810.77 = 3,936.60 : x
  2. Step 2: Convert to fraction form
    9,206.73/13,810.77 = 3,936.60/x
  3. Step 3: Cross multiply
    9,206.73x = 13,810.77 × 3,936.60
  4. Step 4: Simplify right side
    9,206.73x = 54,367,477.18
  5. Step 5: Solve for x
    x = 54,367,477.18/9,206.73
  6. Step 6: Final answer
    x = 5,905.19

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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.