Home / 7,450.79-11,177.53-3,065.85

Finding the Fourth Proportional to 7,450.79, 11,177.53 and 3,065.85

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Solution

The fourth proportional to 7,450.79, 11,177.53 and 3,065.85 is: 4,599.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.79 : 11,177.53 = 3,065.85 : x
  2. Step 2: Convert to fraction form
    7,450.79/11,177.53 = 3,065.85/x
  3. Step 3: Cross multiply
    7,450.79x = 11,177.53 × 3,065.85
  4. Step 4: Simplify right side
    7,450.79x = 34,268,622.69
  5. Step 5: Solve for x
    x = 34,268,622.69/7,450.79
  6. Step 6: Final answer
    x = 4,599.33

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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.