Home / 3,551.75-4,901.42-2,136.25

Finding the Fourth Proportional to 3,551.75, 4,901.42 and 2,136.25

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Solution

The fourth proportional to 3,551.75, 4,901.42 and 2,136.25 is: 2,948.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.75 : 4,901.42 = 2,136.25 : x
  2. Step 2: Convert to fraction form
    3,551.75/4,901.42 = 2,136.25/x
  3. Step 3: Cross multiply
    3,551.75x = 4,901.42 × 2,136.25
  4. Step 4: Simplify right side
    3,551.75x = 10,470,633.97
  5. Step 5: Solve for x
    x = 10,470,633.97/3,551.75
  6. Step 6: Final answer
    x = 2,948.03

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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.