Home / 7,257.29-10,867.37-4,784.54

Finding the Fourth Proportional to 7,257.29, 10,867.37 and 4,784.54

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Solution

The fourth proportional to 7,257.29, 10,867.37 and 4,784.54 is: 7,164.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.29 : 10,867.37 = 4,784.54 : x
  2. Step 2: Convert to fraction form
    7,257.29/10,867.37 = 4,784.54/x
  3. Step 3: Cross multiply
    7,257.29x = 10,867.37 × 4,784.54
  4. Step 4: Simplify right side
    7,257.29x = 51,995,288.20
  5. Step 5: Solve for x
    x = 51,995,288.20/7,257.29
  6. Step 6: Final answer
    x = 7,164.56

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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.