Home / 7,629.42-11,450.61-3,015.66

Finding the Fourth Proportional to 7,629.42, 11,450.61 and 3,015.66

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Solution

The fourth proportional to 7,629.42, 11,450.61 and 3,015.66 is: 4,526.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.42 : 11,450.61 = 3,015.66 : x
  2. Step 2: Convert to fraction form
    7,629.42/11,450.61 = 3,015.66/x
  3. Step 3: Cross multiply
    7,629.42x = 11,450.61 × 3,015.66
  4. Step 4: Simplify right side
    7,629.42x = 34,531,146.55
  5. Step 5: Solve for x
    x = 34,531,146.55/7,629.42
  6. Step 6: Final answer
    x = 4,526.05

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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.