Home / 4,509.68-6,759.12-2,559.20

Finding the Fourth Proportional to 4,509.68, 6,759.12 and 2,559.20

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Solution

The fourth proportional to 4,509.68, 6,759.12 and 2,559.20 is: 3,835.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.68 : 6,759.12 = 2,559.20 : x
  2. Step 2: Convert to fraction form
    4,509.68/6,759.12 = 2,559.20/x
  3. Step 3: Cross multiply
    4,509.68x = 6,759.12 × 2,559.20
  4. Step 4: Simplify right side
    4,509.68x = 17,297,939.90
  5. Step 5: Solve for x
    x = 17,297,939.90/4,509.68
  6. Step 6: Final answer
    x = 3,835.74

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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.