Home / 2,847.96-4,291.38-2,533.68

Finding the Fourth Proportional to 2,847.96, 4,291.38 and 2,533.68

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Solution

The fourth proportional to 2,847.96, 4,291.38 and 2,533.68 is: 3,817.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847.96 : 4,291.38 = 2,533.68 : x
  2. Step 2: Convert to fraction form
    2,847.96/4,291.38 = 2,533.68/x
  3. Step 3: Cross multiply
    2,847.96x = 4,291.38 × 2,533.68
  4. Step 4: Simplify right side
    2,847.96x = 10,872,983.68
  5. Step 5: Solve for x
    x = 10,872,983.68/2,847.96
  6. Step 6: Final answer
    x = 3,817.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.