Home / 9,033.36-13,550.08-3,186.80

Finding the Fourth Proportional to 9,033.36, 13,550.08 and 3,186.80

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Solution

The fourth proportional to 9,033.36, 13,550.08 and 3,186.80 is: 4,780.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,033.36 : 13,550.08 = 3,186.80 : x
  2. Step 2: Convert to fraction form
    9,033.36/13,550.08 = 3,186.80/x
  3. Step 3: Cross multiply
    9,033.36x = 13,550.08 × 3,186.80
  4. Step 4: Simplify right side
    9,033.36x = 43,181,394.94
  5. Step 5: Solve for x
    x = 43,181,394.94/9,033.36
  6. Step 6: Final answer
    x = 4,780.21

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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.