Home / 4,265.11-6,403.60-2,186.55

Finding the Fourth Proportional to 4,265.11, 6,403.60 and 2,186.55

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Solution

The fourth proportional to 4,265.11, 6,403.60 and 2,186.55 is: 3,282.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.11 : 6,403.60 = 2,186.55 : x
  2. Step 2: Convert to fraction form
    4,265.11/6,403.60 = 2,186.55/x
  3. Step 3: Cross multiply
    4,265.11x = 6,403.60 × 2,186.55
  4. Step 4: Simplify right side
    4,265.11x = 14,001,791.58
  5. Step 5: Solve for x
    x = 14,001,791.58/4,265.11
  6. Step 6: Final answer
    x = 3,282.87

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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.