Home / 2,591.45-3,576.22-1,412.54

Finding the Fourth Proportional to 2,591.45, 3,576.22 and 1,412.54

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Solution

The fourth proportional to 2,591.45, 3,576.22 and 1,412.54 is: 1,949.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591.45 : 3,576.22 = 1,412.54 : x
  2. Step 2: Convert to fraction form
    2,591.45/3,576.22 = 1,412.54/x
  3. Step 3: Cross multiply
    2,591.45x = 3,576.22 × 1,412.54
  4. Step 4: Simplify right side
    2,591.45x = 5,051,532.39
  5. Step 5: Solve for x
    x = 5,051,532.39/2,591.45
  6. Step 6: Final answer
    x = 1,949.31

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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.