Home / 6,126.19-8,454.32-3,608.47

Finding the Fourth Proportional to 6,126.19, 8,454.32 and 3,608.47

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Solution

The fourth proportional to 6,126.19, 8,454.32 and 3,608.47 is: 4,979.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.19 : 8,454.32 = 3,608.47 : x
  2. Step 2: Convert to fraction form
    6,126.19/8,454.32 = 3,608.47/x
  3. Step 3: Cross multiply
    6,126.19x = 8,454.32 × 3,608.47
  4. Step 4: Simplify right side
    6,126.19x = 30,507,160.09
  5. Step 5: Solve for x
    x = 30,507,160.09/6,126.19
  6. Step 6: Final answer
    x = 4,979.79

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Double scale
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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.