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Finding the Fourth Proportional to 3,594.89, 4,958.91 and 2,158.89

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Solution

The fourth proportional to 3,594.89, 4,958.91 and 2,158.89 is: 2,978.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,594.89 : 4,958.91 = 2,158.89 : x
  2. Step 2: Convert to fraction form
    3,594.89/4,958.91 = 2,158.89/x
  3. Step 3: Cross multiply
    3,594.89x = 4,958.91 × 2,158.89
  4. Step 4: Simplify right side
    3,594.89x = 10,705,741.21
  5. Step 5: Solve for x
    x = 10,705,741.21/3,594.89
  6. Step 6: Final answer
    x = 2,978.04

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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.