Home / 9,220.40-13,822.36-4,022.16

Finding the Fourth Proportional to 9,220.40, 13,822.36 and 4,022.16

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Solution

The fourth proportional to 9,220.40, 13,822.36 and 4,022.16 is: 6,029.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220.40 : 13,822.36 = 4,022.16 : x
  2. Step 2: Convert to fraction form
    9,220.40/13,822.36 = 4,022.16/x
  3. Step 3: Cross multiply
    9,220.40x = 13,822.36 × 4,022.16
  4. Step 4: Simplify right side
    9,220.40x = 55,595,743.50
  5. Step 5: Solve for x
    x = 55,595,743.50/9,220.40
  6. Step 6: Final answer
    x = 6,029.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.