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Finding the Fourth Proportional to 7,216.05, 9,954.99 and 4,525.62

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Solution

The fourth proportional to 7,216.05, 9,954.99 and 4,525.62 is: 6,243.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216.05 : 9,954.99 = 4,525.62 : x
  2. Step 2: Convert to fraction form
    7,216.05/9,954.99 = 4,525.62/x
  3. Step 3: Cross multiply
    7,216.05x = 9,954.99 × 4,525.62
  4. Step 4: Simplify right side
    7,216.05x = 45,052,501.84
  5. Step 5: Solve for x
    x = 45,052,501.84/7,216.05
  6. Step 6: Final answer
    x = 6,243.37

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Similar ratio
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1.5x scale

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.