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Finding the Fourth Proportional to 7,203.66, 10,804.38 and 3,307.56

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Solution

The fourth proportional to 7,203.66, 10,804.38 and 3,307.56 is: 4,960.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,203.66 : 10,804.38 = 3,307.56 : x
  2. Step 2: Convert to fraction form
    7,203.66/10,804.38 = 3,307.56/x
  3. Step 3: Cross multiply
    7,203.66x = 10,804.38 × 3,307.56
  4. Step 4: Simplify right side
    7,203.66x = 35,736,135.11
  5. Step 5: Solve for x
    x = 35,736,135.11/7,203.66
  6. Step 6: Final answer
    x = 4,960.83

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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.