Home / 9,273.24-12,809.34-6,911.28

Finding the Fourth Proportional to 9,273.24, 12,809.34 and 6,911.28

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Solution

The fourth proportional to 9,273.24, 12,809.34 and 6,911.28 is: 9,546.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273.24 : 12,809.34 = 6,911.28 : x
  2. Step 2: Convert to fraction form
    9,273.24/12,809.34 = 6,911.28/x
  3. Step 3: Cross multiply
    9,273.24x = 12,809.34 × 6,911.28
  4. Step 4: Simplify right side
    9,273.24x = 88,528,935.36
  5. Step 5: Solve for x
    x = 88,528,935.36/9,273.24
  6. Step 6: Final answer
    x = 9,546.71

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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.