Home / 2,004.47-3,020.39-1,647.26

Finding the Fourth Proportional to 2,004.47, 3,020.39 and 1,647.26

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Solution

The fourth proportional to 2,004.47, 3,020.39 and 1,647.26 is: 2,482.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.47 : 3,020.39 = 1,647.26 : x
  2. Step 2: Convert to fraction form
    2,004.47/3,020.39 = 1,647.26/x
  3. Step 3: Cross multiply
    2,004.47x = 3,020.39 × 1,647.26
  4. Step 4: Simplify right side
    2,004.47x = 4,975,388.05
  5. Step 5: Solve for x
    x = 4,975,388.05/2,004.47
  6. Step 6: Final answer
    x = 2,482.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.