Home / 3,145.02-4,718.32-1,196.16

Finding the Fourth Proportional to 3,145.02, 4,718.32 and 1,196.16

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Solution

The fourth proportional to 3,145.02, 4,718.32 and 1,196.16 is: 1,794.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145.02 : 4,718.32 = 1,196.16 : x
  2. Step 2: Convert to fraction form
    3,145.02/4,718.32 = 1,196.16/x
  3. Step 3: Cross multiply
    3,145.02x = 4,718.32 × 1,196.16
  4. Step 4: Simplify right side
    3,145.02x = 5,643,865.65
  5. Step 5: Solve for x
    x = 5,643,865.65/3,145.02
  6. Step 6: Final answer
    x = 1,794.54

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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.