Home / 4,689.59-7,028.22-3,451.19

Finding the Fourth Proportional to 4,689.59, 7,028.22 and 3,451.19

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Solution

The fourth proportional to 4,689.59, 7,028.22 and 3,451.19 is: 5,172.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.59 : 7,028.22 = 3,451.19 : x
  2. Step 2: Convert to fraction form
    4,689.59/7,028.22 = 3,451.19/x
  3. Step 3: Cross multiply
    4,689.59x = 7,028.22 × 3,451.19
  4. Step 4: Simplify right side
    4,689.59x = 24,255,687.44
  5. Step 5: Solve for x
    x = 24,255,687.44/4,689.59
  6. Step 6: Final answer
    x = 5,172.25

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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.