Home / 3,958.60-5,938.80-2,314.30

Finding the Fourth Proportional to 3,958.60, 5,938.80 and 2,314.30

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Solution

The fourth proportional to 3,958.60, 5,938.80 and 2,314.30 is: 3,471.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.60 : 5,938.80 = 2,314.30 : x
  2. Step 2: Convert to fraction form
    3,958.60/5,938.80 = 2,314.30/x
  3. Step 3: Cross multiply
    3,958.60x = 5,938.80 × 2,314.30
  4. Step 4: Simplify right side
    3,958.60x = 13,744,164.84
  5. Step 5: Solve for x
    x = 13,744,164.84/3,958.60
  6. Step 6: Final answer
    x = 3,471.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.