Home / 7,628.28-11,442.83-2,433.75

Finding the Fourth Proportional to 7,628.28, 11,442.83 and 2,433.75

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Solution

The fourth proportional to 7,628.28, 11,442.83 and 2,433.75 is: 3,650.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628.28 : 11,442.83 = 2,433.75 : x
  2. Step 2: Convert to fraction form
    7,628.28/11,442.83 = 2,433.75/x
  3. Step 3: Cross multiply
    7,628.28x = 11,442.83 × 2,433.75
  4. Step 4: Simplify right side
    7,628.28x = 27,848,987.51
  5. Step 5: Solve for x
    x = 27,848,987.51/7,628.28
  6. Step 6: Final answer
    x = 3,650.76

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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.