Home / 7,450.14-11,175.19-1,903.48

Finding the Fourth Proportional to 7,450.14, 11,175.19 and 1,903.48

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Solution

The fourth proportional to 7,450.14, 11,175.19 and 1,903.48 is: 2,855.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.14 : 11,175.19 = 1,903.48 : x
  2. Step 2: Convert to fraction form
    7,450.14/11,175.19 = 1,903.48/x
  3. Step 3: Cross multiply
    7,450.14x = 11,175.19 × 1,903.48
  4. Step 4: Simplify right side
    7,450.14x = 21,271,767.01
  5. Step 5: Solve for x
    x = 21,271,767.01/7,450.14
  6. Step 6: Final answer
    x = 2,855.22

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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.