Home / 7,028.48-10,542.72-1,834.31

Finding the Fourth Proportional to 7,028.48, 10,542.72 and 1,834.31

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Solution

The fourth proportional to 7,028.48, 10,542.72 and 1,834.31 is: 2,751.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.48 : 10,542.72 = 1,834.31 : x
  2. Step 2: Convert to fraction form
    7,028.48/10,542.72 = 1,834.31/x
  3. Step 3: Cross multiply
    7,028.48x = 10,542.72 × 1,834.31
  4. Step 4: Simplify right side
    7,028.48x = 19,338,616.72
  5. Step 5: Solve for x
    x = 19,338,616.72/7,028.48
  6. Step 6: Final answer
    x = 2,751.47

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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.