Home / 8,050.68-12,078.90-3,668.28

Finding the Fourth Proportional to 8,050.68, 12,078.90 and 3,668.28

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Solution

The fourth proportional to 8,050.68, 12,078.90 and 3,668.28 is: 5,503.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,050.68 : 12,078.90 = 3,668.28 : x
  2. Step 2: Convert to fraction form
    8,050.68/12,078.90 = 3,668.28/x
  3. Step 3: Cross multiply
    8,050.68x = 12,078.90 × 3,668.28
  4. Step 4: Simplify right side
    8,050.68x = 44,308,787.29
  5. Step 5: Solve for x
    x = 44,308,787.29/8,050.68
  6. Step 6: Final answer
    x = 5,503.73

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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.