Home / 9,485.82-13,090.19-5,237.19

Finding the Fourth Proportional to 9,485.82, 13,090.19 and 5,237.19

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Solution

The fourth proportional to 9,485.82, 13,090.19 and 5,237.19 is: 7,227.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,485.82 : 13,090.19 = 5,237.19 : x
  2. Step 2: Convert to fraction form
    9,485.82/13,090.19 = 5,237.19/x
  3. Step 3: Cross multiply
    9,485.82x = 13,090.19 × 5,237.19
  4. Step 4: Simplify right side
    9,485.82x = 68,555,785.98
  5. Step 5: Solve for x
    x = 68,555,785.98/9,485.82
  6. Step 6: Final answer
    x = 7,227.19

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Half scale
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Double scale
Find fourth proportional to 9,486.82, 13,091.56 and 5,238.19
Similar ratio
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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.