Home / 5,228.03-7,843.58-2,106.43

Finding the Fourth Proportional to 5,228.03, 7,843.58 and 2,106.43

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Solution

The fourth proportional to 5,228.03, 7,843.58 and 2,106.43 is: 3,160.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.03 : 7,843.58 = 2,106.43 : x
  2. Step 2: Convert to fraction form
    5,228.03/7,843.58 = 2,106.43/x
  3. Step 3: Cross multiply
    5,228.03x = 7,843.58 × 2,106.43
  4. Step 4: Simplify right side
    5,228.03x = 16,521,913.02
  5. Step 5: Solve for x
    x = 16,521,913.02/5,228.03
  6. Step 6: Final answer
    x = 3,160.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.