Home / 4,350.11-6,520.87-2,785.66

Finding the Fourth Proportional to 4,350.11, 6,520.87 and 2,785.66

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Solution

The fourth proportional to 4,350.11, 6,520.87 and 2,785.66 is: 4,175.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,350.11 : 6,520.87 = 2,785.66 : x
  2. Step 2: Convert to fraction form
    4,350.11/6,520.87 = 2,785.66/x
  3. Step 3: Cross multiply
    4,350.11x = 6,520.87 × 2,785.66
  4. Step 4: Simplify right side
    4,350.11x = 18,164,926.72
  5. Step 5: Solve for x
    x = 18,164,926.72/4,350.11
  6. Step 6: Final answer
    x = 4,175.74

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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.