Home / 3,509.49-4,843.17-1,937.58

Finding the Fourth Proportional to 3,509.49, 4,843.17 and 1,937.58

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Solution

The fourth proportional to 3,509.49, 4,843.17 and 1,937.58 is: 2,673.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.49 : 4,843.17 = 1,937.58 : x
  2. Step 2: Convert to fraction form
    3,509.49/4,843.17 = 1,937.58/x
  3. Step 3: Cross multiply
    3,509.49x = 4,843.17 × 1,937.58
  4. Step 4: Simplify right side
    3,509.49x = 9,384,029.33
  5. Step 5: Solve for x
    x = 9,384,029.33/3,509.49
  6. Step 6: Final answer
    x = 2,673.90

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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.