Home / 3,696.19-5,100.64-2,017.63

Finding the Fourth Proportional to 3,696.19, 5,100.64 and 2,017.63

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Solution

The fourth proportional to 3,696.19, 5,100.64 and 2,017.63 is: 2,784.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.19 : 5,100.64 = 2,017.63 : x
  2. Step 2: Convert to fraction form
    3,696.19/5,100.64 = 2,017.63/x
  3. Step 3: Cross multiply
    3,696.19x = 5,100.64 × 2,017.63
  4. Step 4: Simplify right side
    3,696.19x = 10,291,204.28
  5. Step 5: Solve for x
    x = 10,291,204.28/3,696.19
  6. Step 6: Final answer
    x = 2,784.27

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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.