Home / 3,873.07-5,339.66-3,079.03

Finding the Fourth Proportional to 3,873.07, 5,339.66 and 3,079.03

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Solution

The fourth proportional to 3,873.07, 5,339.66 and 3,079.03 is: 4,244.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.07 : 5,339.66 = 3,079.03 : x
  2. Step 2: Convert to fraction form
    3,873.07/5,339.66 = 3,079.03/x
  3. Step 3: Cross multiply
    3,873.07x = 5,339.66 × 3,079.03
  4. Step 4: Simplify right side
    3,873.07x = 16,440,973.33
  5. Step 5: Solve for x
    x = 16,440,973.33/3,873.07
  6. Step 6: Final answer
    x = 4,244.95

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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.