Home / 4,550.36-6,821.28-4,144.52

Finding the Fourth Proportional to 4,550.36, 6,821.28 and 4,144.52

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Solution

The fourth proportional to 4,550.36, 6,821.28 and 4,144.52 is: 6,212.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.36 : 6,821.28 = 4,144.52 : x
  2. Step 2: Convert to fraction form
    4,550.36/6,821.28 = 4,144.52/x
  3. Step 3: Cross multiply
    4,550.36x = 6,821.28 × 4,144.52
  4. Step 4: Simplify right side
    4,550.36x = 28,270,931.39
  5. Step 5: Solve for x
    x = 28,270,931.39/4,550.36
  6. Step 6: Final answer
    x = 6,212.90

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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.