Home / 4,401.49-6,067.77-3,140.39

Finding the Fourth Proportional to 4,401.49, 6,067.77 and 3,140.39

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Solution

The fourth proportional to 4,401.49, 6,067.77 and 3,140.39 is: 4,329.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,401.49 : 6,067.77 = 3,140.39 : x
  2. Step 2: Convert to fraction form
    4,401.49/6,067.77 = 3,140.39/x
  3. Step 3: Cross multiply
    4,401.49x = 6,067.77 × 3,140.39
  4. Step 4: Simplify right side
    4,401.49x = 19,055,164.23
  5. Step 5: Solve for x
    x = 19,055,164.23/4,401.49
  6. Step 6: Final answer
    x = 4,329.25

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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.