Home / 7,230.78-10,845.70-2,300.72

Finding the Fourth Proportional to 7,230.78, 10,845.70 and 2,300.72

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Solution

The fourth proportional to 7,230.78, 10,845.70 and 2,300.72 is: 3,450.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230.78 : 10,845.70 = 2,300.72 : x
  2. Step 2: Convert to fraction form
    7,230.78/10,845.70 = 2,300.72/x
  3. Step 3: Cross multiply
    7,230.78x = 10,845.70 × 2,300.72
  4. Step 4: Simplify right side
    7,230.78x = 24,952,858.92
  5. Step 5: Solve for x
    x = 24,952,858.92/7,230.78
  6. Step 6: Final answer
    x = 3,450.92

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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.