Home / 3,458.54-5,181.59-2,222.88

Finding the Fourth Proportional to 3,458.54, 5,181.59 and 2,222.88

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Solution

The fourth proportional to 3,458.54, 5,181.59 and 2,222.88 is: 3,330.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.54 : 5,181.59 = 2,222.88 : x
  2. Step 2: Convert to fraction form
    3,458.54/5,181.59 = 2,222.88/x
  3. Step 3: Cross multiply
    3,458.54x = 5,181.59 × 2,222.88
  4. Step 4: Simplify right side
    3,458.54x = 11,518,041.66
  5. Step 5: Solve for x
    x = 11,518,041.66/3,458.54
  6. Step 6: Final answer
    x = 3,330.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.