Home / 4,680.22-6,455.69-3,086.41

Finding the Fourth Proportional to 4,680.22, 6,455.69 and 3,086.41

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Solution

The fourth proportional to 4,680.22, 6,455.69 and 3,086.41 is: 4,257.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.22 : 6,455.69 = 3,086.41 : x
  2. Step 2: Convert to fraction form
    4,680.22/6,455.69 = 3,086.41/x
  3. Step 3: Cross multiply
    4,680.22x = 6,455.69 × 3,086.41
  4. Step 4: Simplify right side
    4,680.22x = 19,924,906.17
  5. Step 5: Solve for x
    x = 19,924,906.17/4,680.22
  6. Step 6: Final answer
    x = 4,257.26

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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.