Home / 3,150.90-4,348.99-1,825.33

Finding the Fourth Proportional to 3,150.90, 4,348.99 and 1,825.33

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Solution

The fourth proportional to 3,150.90, 4,348.99 and 1,825.33 is: 2,519.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.90 : 4,348.99 = 1,825.33 : x
  2. Step 2: Convert to fraction form
    3,150.90/4,348.99 = 1,825.33/x
  3. Step 3: Cross multiply
    3,150.90x = 4,348.99 × 1,825.33
  4. Step 4: Simplify right side
    3,150.90x = 7,938,341.92
  5. Step 5: Solve for x
    x = 7,938,341.92/3,150.90
  6. Step 6: Final answer
    x = 2,519.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.