Home / 4,074.40-6,104.40-3,455.20

Finding the Fourth Proportional to 4,074.40, 6,104.40 and 3,455.20

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Solution

The fourth proportional to 4,074.40, 6,104.40 and 3,455.20 is: 5,176.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.40 : 6,104.40 = 3,455.20 : x
  2. Step 2: Convert to fraction form
    4,074.40/6,104.40 = 3,455.20/x
  3. Step 3: Cross multiply
    4,074.40x = 6,104.40 × 3,455.20
  4. Step 4: Simplify right side
    4,074.40x = 21,091,922.88
  5. Step 5: Solve for x
    x = 21,091,922.88/4,074.40
  6. Step 6: Final answer
    x = 5,176.69

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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.