Home / 3,408.33-4,703.52-1,916.25

Finding the Fourth Proportional to 3,408.33, 4,703.52 and 1,916.25

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Solution

The fourth proportional to 3,408.33, 4,703.52 and 1,916.25 is: 2,644.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408.33 : 4,703.52 = 1,916.25 : x
  2. Step 2: Convert to fraction form
    3,408.33/4,703.52 = 1,916.25/x
  3. Step 3: Cross multiply
    3,408.33x = 4,703.52 × 1,916.25
  4. Step 4: Simplify right side
    3,408.33x = 9,013,120.20
  5. Step 5: Solve for x
    x = 9,013,120.20/3,408.33
  6. Step 6: Final answer
    x = 2,644.44

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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.