Home / 5,250.16-7,245.27-2,892.38

Finding the Fourth Proportional to 5,250.16, 7,245.27 and 2,892.38

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Solution

The fourth proportional to 5,250.16, 7,245.27 and 2,892.38 is: 3,991.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.16 : 7,245.27 = 2,892.38 : x
  2. Step 2: Convert to fraction form
    5,250.16/7,245.27 = 2,892.38/x
  3. Step 3: Cross multiply
    5,250.16x = 7,245.27 × 2,892.38
  4. Step 4: Simplify right side
    5,250.16x = 20,956,074.04
  5. Step 5: Solve for x
    x = 20,956,074.04/5,250.16
  6. Step 6: Final answer
    x = 3,991.51

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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.