Home / 6,172.63-9,260.46-1,790.12

Finding the Fourth Proportional to 6,172.63, 9,260.46 and 1,790.12

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Solution

The fourth proportional to 6,172.63, 9,260.46 and 1,790.12 is: 2,685.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172.63 : 9,260.46 = 1,790.12 : x
  2. Step 2: Convert to fraction form
    6,172.63/9,260.46 = 1,790.12/x
  3. Step 3: Cross multiply
    6,172.63x = 9,260.46 × 1,790.12
  4. Step 4: Simplify right side
    6,172.63x = 16,577,357.81
  5. Step 5: Solve for x
    x = 16,577,357.81/6,172.63
  6. Step 6: Final answer
    x = 2,685.62

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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.