Home / 4,022.16-5,544.12-4,009.20

Finding the Fourth Proportional to 4,022.16, 5,544.12 and 4,009.20

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Solution

The fourth proportional to 4,022.16, 5,544.12 and 4,009.20 is: 5,526.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.16 : 5,544.12 = 4,009.20 : x
  2. Step 2: Convert to fraction form
    4,022.16/5,544.12 = 4,009.20/x
  3. Step 3: Cross multiply
    4,022.16x = 5,544.12 × 4,009.20
  4. Step 4: Simplify right side
    4,022.16x = 22,227,485.90
  5. Step 5: Solve for x
    x = 22,227,485.90/4,022.16
  6. Step 6: Final answer
    x = 5,526.26

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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.