Home / 6,369.27-8,789.55-3,536.66

Finding the Fourth Proportional to 6,369.27, 8,789.55 and 3,536.66

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Solution

The fourth proportional to 6,369.27, 8,789.55 and 3,536.66 is: 4,880.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,369.27 : 8,789.55 = 3,536.66 : x
  2. Step 2: Convert to fraction form
    6,369.27/8,789.55 = 3,536.66/x
  3. Step 3: Cross multiply
    6,369.27x = 8,789.55 × 3,536.66
  4. Step 4: Simplify right side
    6,369.27x = 31,085,658.61
  5. Step 5: Solve for x
    x = 31,085,658.61/6,369.27
  6. Step 6: Final answer
    x = 4,880.57

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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.