Home / 2,022.16-3,015.10-1,985.26

Finding the Fourth Proportional to 2,022.16, 3,015.10 and 1,985.26

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Solution

The fourth proportional to 2,022.16, 3,015.10 and 1,985.26 is: 2,960.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.16 : 3,015.10 = 1,985.26 : x
  2. Step 2: Convert to fraction form
    2,022.16/3,015.10 = 1,985.26/x
  3. Step 3: Cross multiply
    2,022.16x = 3,015.10 × 1,985.26
  4. Step 4: Simplify right side
    2,022.16x = 5,985,757.33
  5. Step 5: Solve for x
    x = 5,985,757.33/2,022.16
  6. Step 6: Final answer
    x = 2,960.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.