Home / 7,028.46-10,542.48-1,834.34

Finding the Fourth Proportional to 7,028.46, 10,542.48 and 1,834.34

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Solution

The fourth proportional to 7,028.46, 10,542.48 and 1,834.34 is: 2,751.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.46 : 10,542.48 = 1,834.34 : x
  2. Step 2: Convert to fraction form
    7,028.46/10,542.48 = 1,834.34/x
  3. Step 3: Cross multiply
    7,028.46x = 10,542.48 × 1,834.34
  4. Step 4: Simplify right side
    7,028.46x = 19,338,440.05
  5. Step 5: Solve for x
    x = 19,338,440.05/7,028.46
  6. Step 6: Final answer
    x = 2,751.45

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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.