Home / 3,531.55-4,874.16-2,039.26

Finding the Fourth Proportional to 3,531.55, 4,874.16 and 2,039.26

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Solution

The fourth proportional to 3,531.55, 4,874.16 and 2,039.26 is: 2,814.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.55 : 4,874.16 = 2,039.26 : x
  2. Step 2: Convert to fraction form
    3,531.55/4,874.16 = 2,039.26/x
  3. Step 3: Cross multiply
    3,531.55x = 4,874.16 × 2,039.26
  4. Step 4: Simplify right side
    3,531.55x = 9,939,679.52
  5. Step 5: Solve for x
    x = 9,939,679.52/3,531.55
  6. Step 6: Final answer
    x = 2,814.54

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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.