Home / 6,170.43-8,515.11-3,375.93

Finding the Fourth Proportional to 6,170.43, 8,515.11 and 3,375.93

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Solution

The fourth proportional to 6,170.43, 8,515.11 and 3,375.93 is: 4,658.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,170.43 : 8,515.11 = 3,375.93 : x
  2. Step 2: Convert to fraction form
    6,170.43/8,515.11 = 3,375.93/x
  3. Step 3: Cross multiply
    6,170.43x = 8,515.11 × 3,375.93
  4. Step 4: Simplify right side
    6,170.43x = 28,746,415.30
  5. Step 5: Solve for x
    x = 28,746,415.30/6,170.43
  6. Step 6: Final answer
    x = 4,658.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.