Home / 3,404.32-5,097.84-2,718.88

Finding the Fourth Proportional to 3,404.32, 5,097.84 and 2,718.88

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Solution

The fourth proportional to 3,404.32, 5,097.84 and 2,718.88 is: 4,071.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404.32 : 5,097.84 = 2,718.88 : x
  2. Step 2: Convert to fraction form
    3,404.32/5,097.84 = 2,718.88/x
  3. Step 3: Cross multiply
    3,404.32x = 5,097.84 × 2,718.88
  4. Step 4: Simplify right side
    3,404.32x = 13,860,415.22
  5. Step 5: Solve for x
    x = 13,860,415.22/3,404.32
  6. Step 6: Final answer
    x = 4,071.42

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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.