Home / 3,509.36-4,843.01-1,937.55

Finding the Fourth Proportional to 3,509.36, 4,843.01 and 1,937.55

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Solution

The fourth proportional to 3,509.36, 4,843.01 and 1,937.55 is: 2,673.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.36 : 4,843.01 = 1,937.55 : x
  2. Step 2: Convert to fraction form
    3,509.36/4,843.01 = 1,937.55/x
  3. Step 3: Cross multiply
    3,509.36x = 4,843.01 × 1,937.55
  4. Step 4: Simplify right side
    3,509.36x = 9,383,564.34
  5. Step 5: Solve for x
    x = 9,383,564.34/3,509.36
  6. Step 6: Final answer
    x = 2,673.87

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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.