Home / 3,629.41-5,445.18-1,164.18

Finding the Fourth Proportional to 3,629.41, 5,445.18 and 1,164.18

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Solution

The fourth proportional to 3,629.41, 5,445.18 and 1,164.18 is: 1,746.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.41 : 5,445.18 = 1,164.18 : x
  2. Step 2: Convert to fraction form
    3,629.41/5,445.18 = 1,164.18/x
  3. Step 3: Cross multiply
    3,629.41x = 5,445.18 × 1,164.18
  4. Step 4: Simplify right side
    3,629.41x = 6,339,169.65
  5. Step 5: Solve for x
    x = 6,339,169.65/3,629.41
  6. Step 6: Final answer
    x = 1,746.61

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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.