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Finding the Fourth Proportional to 7,203.69, 10,799.60 and 2,270.25

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Solution

The fourth proportional to 7,203.69, 10,799.60 and 2,270.25 is: 3,403.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,203.69 : 10,799.60 = 2,270.25 : x
  2. Step 2: Convert to fraction form
    7,203.69/10,799.60 = 2,270.25/x
  3. Step 3: Cross multiply
    7,203.69x = 10,799.60 × 2,270.25
  4. Step 4: Simplify right side
    7,203.69x = 24,517,780.55
  5. Step 5: Solve for x
    x = 24,517,780.55/7,203.69
  6. Step 6: Final answer
    x = 3,403.50

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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.