Home / 6,129.36-9,196.26-3,786.63

Finding the Fourth Proportional to 6,129.36, 9,196.26 and 3,786.63

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Solution

The fourth proportional to 6,129.36, 9,196.26 and 3,786.63 is: 5,681.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129.36 : 9,196.26 = 3,786.63 : x
  2. Step 2: Convert to fraction form
    6,129.36/9,196.26 = 3,786.63/x
  3. Step 3: Cross multiply
    6,129.36x = 9,196.26 × 3,786.63
  4. Step 4: Simplify right side
    6,129.36x = 34,822,834.00
  5. Step 5: Solve for x
    x = 34,822,834.00/6,129.36
  6. Step 6: Final answer
    x = 5,681.32

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Double scale
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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.