Home / 9,218.28-13,829.70-3,296.31

Finding the Fourth Proportional to 9,218.28, 13,829.70 and 3,296.31

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Solution

The fourth proportional to 9,218.28, 13,829.70 and 3,296.31 is: 4,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218.28 : 13,829.70 = 3,296.31 : x
  2. Step 2: Convert to fraction form
    9,218.28/13,829.70 = 3,296.31/x
  3. Step 3: Cross multiply
    9,218.28x = 13,829.70 × 3,296.31
  4. Step 4: Simplify right side
    9,218.28x = 45,586,938.91
  5. Step 5: Solve for x
    x = 45,586,938.91/9,218.28
  6. Step 6: Final answer
    x = 4,945.27

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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.