Home / 6,454.93-8,908.19-3,622.54

Finding the Fourth Proportional to 6,454.93, 8,908.19 and 3,622.54

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Solution

The fourth proportional to 6,454.93, 8,908.19 and 3,622.54 is: 4,999.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454.93 : 8,908.19 = 3,622.54 : x
  2. Step 2: Convert to fraction form
    6,454.93/8,908.19 = 3,622.54/x
  3. Step 3: Cross multiply
    6,454.93x = 8,908.19 × 3,622.54
  4. Step 4: Simplify right side
    6,454.93x = 32,270,284.88
  5. Step 5: Solve for x
    x = 32,270,284.88/6,454.93
  6. Step 6: Final answer
    x = 4,999.32

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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.