Home / 9,228.28-12,736.08-5,250

Finding the Fourth Proportional to 9,228.28, 12,736.08 and 5,250

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Solution

The fourth proportional to 9,228.28, 12,736.08 and 5,250 is: 7,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.28 : 12,736.08 = 5,250 : x
  2. Step 2: Convert to fraction form
    9,228.28/12,736.08 = 5,250/x
  3. Step 3: Cross multiply
    9,228.28x = 12,736.08 × 5,250
  4. Step 4: Simplify right side
    9,228.28x = 66,864,420
  5. Step 5: Solve for x
    x = 66,864,420/9,228.28
  6. Step 6: Final answer
    x = 7,245.60

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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.