Home / 9,214.36-13,821.60-2,288.88

Finding the Fourth Proportional to 9,214.36, 13,821.60 and 2,288.88

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Solution

The fourth proportional to 9,214.36, 13,821.60 and 2,288.88 is: 3,433.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.36 : 13,821.60 = 2,288.88 : x
  2. Step 2: Convert to fraction form
    9,214.36/13,821.60 = 2,288.88/x
  3. Step 3: Cross multiply
    9,214.36x = 13,821.60 × 2,288.88
  4. Step 4: Simplify right side
    9,214.36x = 31,635,983.81
  5. Step 5: Solve for x
    x = 31,635,983.81/9,214.36
  6. Step 6: Final answer
    x = 3,433.33

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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.