Home / 10,300.27-15,450.41-4,751.97

Finding the Fourth Proportional to 10,300.27, 15,450.41 and 4,751.97

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Solution

The fourth proportional to 10,300.27, 15,450.41 and 4,751.97 is: 7,127.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,300.27 : 15,450.41 = 4,751.97 : x
  2. Step 2: Convert to fraction form
    10,300.27/15,450.41 = 4,751.97/x
  3. Step 3: Cross multiply
    10,300.27x = 15,450.41 × 4,751.97
  4. Step 4: Simplify right side
    10,300.27x = 73,419,918.99
  5. Step 5: Solve for x
    x = 73,419,918.99/10,300.27
  6. Step 6: Final answer
    x = 7,127.96

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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.