Home / 4,185.16-5,775.96-2,591.68

Finding the Fourth Proportional to 4,185.16, 5,775.96 and 2,591.68

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Solution

The fourth proportional to 4,185.16, 5,775.96 and 2,591.68 is: 3,576.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.16 : 5,775.96 = 2,591.68 : x
  2. Step 2: Convert to fraction form
    4,185.16/5,775.96 = 2,591.68/x
  3. Step 3: Cross multiply
    4,185.16x = 5,775.96 × 2,591.68
  4. Step 4: Simplify right side
    4,185.16x = 14,969,440.01
  5. Step 5: Solve for x
    x = 14,969,440.01/4,185.16
  6. Step 6: Final answer
    x = 3,576.79

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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.