Home / 3,136.36-4,328.22-1,739.14

Finding the Fourth Proportional to 3,136.36, 4,328.22 and 1,739.14

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Solution

The fourth proportional to 3,136.36, 4,328.22 and 1,739.14 is: 2,400.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.36 : 4,328.22 = 1,739.14 : x
  2. Step 2: Convert to fraction form
    3,136.36/4,328.22 = 1,739.14/x
  3. Step 3: Cross multiply
    3,136.36x = 4,328.22 × 1,739.14
  4. Step 4: Simplify right side
    3,136.36x = 7,527,380.53
  5. Step 5: Solve for x
    x = 7,527,380.53/3,136.36
  6. Step 6: Final answer
    x = 2,400.04

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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.