Home / 3,036.08-4,190.41-1,916.26

Finding the Fourth Proportional to 3,036.08, 4,190.41 and 1,916.26

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Solution

The fourth proportional to 3,036.08, 4,190.41 and 1,916.26 is: 2,644.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.08 : 4,190.41 = 1,916.26 : x
  2. Step 2: Convert to fraction form
    3,036.08/4,190.41 = 1,916.26/x
  3. Step 3: Cross multiply
    3,036.08x = 4,190.41 × 1,916.26
  4. Step 4: Simplify right side
    3,036.08x = 8,029,915.07
  5. Step 5: Solve for x
    x = 8,029,915.07/3,036.08
  6. Step 6: Final answer
    x = 2,644.83

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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.