Home / 4,118.18-5,683.23-2,255.18

Finding the Fourth Proportional to 4,118.18, 5,683.23 and 2,255.18

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Solution

The fourth proportional to 4,118.18, 5,683.23 and 2,255.18 is: 3,112.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.18 : 5,683.23 = 2,255.18 : x
  2. Step 2: Convert to fraction form
    4,118.18/5,683.23 = 2,255.18/x
  3. Step 3: Cross multiply
    4,118.18x = 5,683.23 × 2,255.18
  4. Step 4: Simplify right side
    4,118.18x = 12,816,706.63
  5. Step 5: Solve for x
    x = 12,816,706.63/4,118.18
  6. Step 6: Final answer
    x = 3,112.23

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Half scale
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Double scale
Find fourth proportional to 4,119.18, 5,684.61 and 2,256.18
Similar ratio
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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.