Home / 3,900.16-5,846.46-1,707.22

Finding the Fourth Proportional to 3,900.16, 5,846.46 and 1,707.22

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Solution

The fourth proportional to 3,900.16, 5,846.46 and 1,707.22 is: 2,559.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900.16 : 5,846.46 = 1,707.22 : x
  2. Step 2: Convert to fraction form
    3,900.16/5,846.46 = 1,707.22/x
  3. Step 3: Cross multiply
    3,900.16x = 5,846.46 × 1,707.22
  4. Step 4: Simplify right side
    3,900.16x = 9,981,193.44
  5. Step 5: Solve for x
    x = 9,981,193.44/3,900.16
  6. Step 6: Final answer
    x = 2,559.18

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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.