Home / 2,632.08-3,945.60-2,223.84

Finding the Fourth Proportional to 2,632.08, 3,945.60 and 2,223.84

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Solution

The fourth proportional to 2,632.08, 3,945.60 and 2,223.84 is: 3,333.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.08 : 3,945.60 = 2,223.84 : x
  2. Step 2: Convert to fraction form
    2,632.08/3,945.60 = 2,223.84/x
  3. Step 3: Cross multiply
    2,632.08x = 3,945.60 × 2,223.84
  4. Step 4: Simplify right side
    2,632.08x = 8,774,383.10
  5. Step 5: Solve for x
    x = 8,774,383.10/2,632.08
  6. Step 6: Final answer
    x = 3,333.63

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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.