Home / 3,627.36-5,005.46-2,135.04

Finding the Fourth Proportional to 3,627.36, 5,005.46 and 2,135.04

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Solution

The fourth proportional to 3,627.36, 5,005.46 and 2,135.04 is: 2,946.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.36 : 5,005.46 = 2,135.04 : x
  2. Step 2: Convert to fraction form
    3,627.36/5,005.46 = 2,135.04/x
  3. Step 3: Cross multiply
    3,627.36x = 5,005.46 × 2,135.04
  4. Step 4: Simplify right side
    3,627.36x = 10,686,857.32
  5. Step 5: Solve for x
    x = 10,686,857.32/3,627.36
  6. Step 6: Final answer
    x = 2,946.18

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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.