Home / 3,696.23-5,100.90-2,017.75

Finding the Fourth Proportional to 3,696.23, 5,100.90 and 2,017.75

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Solution

The fourth proportional to 3,696.23, 5,100.90 and 2,017.75 is: 2,784.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.23 : 5,100.90 = 2,017.75 : x
  2. Step 2: Convert to fraction form
    3,696.23/5,100.90 = 2,017.75/x
  3. Step 3: Cross multiply
    3,696.23x = 5,100.90 × 2,017.75
  4. Step 4: Simplify right side
    3,696.23x = 10,292,315.47
  5. Step 5: Solve for x
    x = 10,292,315.47/3,696.23
  6. Step 6: Final answer
    x = 2,784.54

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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.