Home / 3,578.33-5,367.90-3,210.86

Finding the Fourth Proportional to 3,578.33, 5,367.90 and 3,210.86

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Solution

The fourth proportional to 3,578.33, 5,367.90 and 3,210.86 is: 4,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.33 : 5,367.90 = 3,210.86 : x
  2. Step 2: Convert to fraction form
    3,578.33/5,367.90 = 3,210.86/x
  3. Step 3: Cross multiply
    3,578.33x = 5,367.90 × 3,210.86
  4. Step 4: Simplify right side
    3,578.33x = 17,235,575.39
  5. Step 5: Solve for x
    x = 17,235,575.39/3,578.33
  6. Step 6: Final answer
    x = 4,816.65

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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.