Home / 4,113.35-6,168.77-3,455.43

Finding the Fourth Proportional to 4,113.35, 6,168.77 and 3,455.43

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Solution

The fourth proportional to 4,113.35, 6,168.77 and 3,455.43 is: 5,182.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.35 : 6,168.77 = 3,455.43 : x
  2. Step 2: Convert to fraction form
    4,113.35/6,168.77 = 3,455.43/x
  3. Step 3: Cross multiply
    4,113.35x = 6,168.77 × 3,455.43
  4. Step 4: Simplify right side
    4,113.35x = 21,315,752.92
  5. Step 5: Solve for x
    x = 21,315,752.92/4,113.35
  6. Step 6: Final answer
    x = 5,182.09

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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.