Home / 5,336.82-8,005.20-1,874.04

Finding the Fourth Proportional to 5,336.82, 8,005.20 and 1,874.04

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Solution

The fourth proportional to 5,336.82, 8,005.20 and 1,874.04 is: 2,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336.82 : 8,005.20 = 1,874.04 : x
  2. Step 2: Convert to fraction form
    5,336.82/8,005.20 = 1,874.04/x
  3. Step 3: Cross multiply
    5,336.82x = 8,005.20 × 1,874.04
  4. Step 4: Simplify right side
    5,336.82x = 15,002,065.01
  5. Step 5: Solve for x
    x = 15,002,065.01/5,336.82
  6. Step 6: Final answer
    x = 2,811.05

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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.