Home / 3,025.46-4,172.24-1,830.22

Finding the Fourth Proportional to 3,025.46, 4,172.24 and 1,830.22

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Solution

The fourth proportional to 3,025.46, 4,172.24 and 1,830.22 is: 2,523.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.46 : 4,172.24 = 1,830.22 : x
  2. Step 2: Convert to fraction form
    3,025.46/4,172.24 = 1,830.22/x
  3. Step 3: Cross multiply
    3,025.46x = 4,172.24 × 1,830.22
  4. Step 4: Simplify right side
    3,025.46x = 7,636,117.09
  5. Step 5: Solve for x
    x = 7,636,117.09/3,025.46
  6. Step 6: Final answer
    x = 2,523.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.