Home / 3,627.23-5,004.72-2,135.21

Finding the Fourth Proportional to 3,627.23, 5,004.72 and 2,135.21

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Solution

The fourth proportional to 3,627.23, 5,004.72 and 2,135.21 is: 2,946.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.23 : 5,004.72 = 2,135.21 : x
  2. Step 2: Convert to fraction form
    3,627.23/5,004.72 = 2,135.21/x
  3. Step 3: Cross multiply
    3,627.23x = 5,004.72 × 2,135.21
  4. Step 4: Simplify right side
    3,627.23x = 10,686,128.19
  5. Step 5: Solve for x
    x = 10,686,128.19/3,627.23
  6. Step 6: Final answer
    x = 2,946.09

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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.