Home / 3,393.83-4,683.66-1,902.08

Finding the Fourth Proportional to 3,393.83, 4,683.66 and 1,902.08

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Solution

The fourth proportional to 3,393.83, 4,683.66 and 1,902.08 is: 2,624.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.83 : 4,683.66 = 1,902.08 : x
  2. Step 2: Convert to fraction form
    3,393.83/4,683.66 = 1,902.08/x
  3. Step 3: Cross multiply
    3,393.83x = 4,683.66 × 1,902.08
  4. Step 4: Simplify right side
    3,393.83x = 8,908,696.01
  5. Step 5: Solve for x
    x = 8,908,696.01/3,393.83
  6. Step 6: Final answer
    x = 2,624.97

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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.