Home / 3,315.09-4,968.99-2,950.59

Finding the Fourth Proportional to 3,315.09, 4,968.99 and 2,950.59

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Solution

The fourth proportional to 3,315.09, 4,968.99 and 2,950.59 is: 4,422.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.09 : 4,968.99 = 2,950.59 : x
  2. Step 2: Convert to fraction form
    3,315.09/4,968.99 = 2,950.59/x
  3. Step 3: Cross multiply
    3,315.09x = 4,968.99 × 2,950.59
  4. Step 4: Simplify right side
    3,315.09x = 14,661,452.20
  5. Step 5: Solve for x
    x = 14,661,452.20/3,315.09
  6. Step 6: Final answer
    x = 4,422.64

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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.