Home / 4,319.20-6,469.08-2,584.20

Finding the Fourth Proportional to 4,319.20, 6,469.08 and 2,584.20

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Solution

The fourth proportional to 4,319.20, 6,469.08 and 2,584.20 is: 3,870.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.20 : 6,469.08 = 2,584.20 : x
  2. Step 2: Convert to fraction form
    4,319.20/6,469.08 = 2,584.20/x
  3. Step 3: Cross multiply
    4,319.20x = 6,469.08 × 2,584.20
  4. Step 4: Simplify right side
    4,319.20x = 16,717,396.54
  5. Step 5: Solve for x
    x = 16,717,396.54/4,319.20
  6. Step 6: Final answer
    x = 3,870.48

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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.