Home / 4,004.28-5,525.55-2,235.65

Finding the Fourth Proportional to 4,004.28, 5,525.55 and 2,235.65

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Solution

The fourth proportional to 4,004.28, 5,525.55 and 2,235.65 is: 3,084.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,004.28 : 5,525.55 = 2,235.65 : x
  2. Step 2: Convert to fraction form
    4,004.28/5,525.55 = 2,235.65/x
  3. Step 3: Cross multiply
    4,004.28x = 5,525.55 × 2,235.65
  4. Step 4: Simplify right side
    4,004.28x = 12,353,168.23
  5. Step 5: Solve for x
    x = 12,353,168.23/4,004.28
  6. Step 6: Final answer
    x = 3,084.99

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Half scale
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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.