Home / 5,282.20-7,289.54-2,892.27

Finding the Fourth Proportional to 5,282.20, 7,289.54 and 2,892.27

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Solution

The fourth proportional to 5,282.20, 7,289.54 and 2,892.27 is: 3,991.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.20 : 7,289.54 = 2,892.27 : x
  2. Step 2: Convert to fraction form
    5,282.20/7,289.54 = 2,892.27/x
  3. Step 3: Cross multiply
    5,282.20x = 7,289.54 × 2,892.27
  4. Step 4: Simplify right side
    5,282.20x = 21,083,325.09
  5. Step 5: Solve for x
    x = 21,083,325.09/5,282.20
  6. Step 6: Final answer
    x = 3,991.39

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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.