Home / 6,538.06-9,021.05-3,705.19

Finding the Fourth Proportional to 6,538.06, 9,021.05 and 3,705.19

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Solution

The fourth proportional to 6,538.06, 9,021.05 and 3,705.19 is: 5,112.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538.06 : 9,021.05 = 3,705.19 : x
  2. Step 2: Convert to fraction form
    6,538.06/9,021.05 = 3,705.19/x
  3. Step 3: Cross multiply
    6,538.06x = 9,021.05 × 3,705.19
  4. Step 4: Simplify right side
    6,538.06x = 33,424,659.14
  5. Step 5: Solve for x
    x = 33,424,659.14/6,538.06
  6. Step 6: Final answer
    x = 5,112.32

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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.