Home / 6,369.17-8,789.45-3,536.46

Finding the Fourth Proportional to 6,369.17, 8,789.45 and 3,536.46

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Solution

The fourth proportional to 6,369.17, 8,789.45 and 3,536.46 is: 4,880.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,369.17 : 8,789.45 = 3,536.46 : x
  2. Step 2: Convert to fraction form
    6,369.17/8,789.45 = 3,536.46/x
  3. Step 3: Cross multiply
    6,369.17x = 8,789.45 × 3,536.46
  4. Step 4: Simplify right side
    6,369.17x = 31,083,520.66
  5. Step 5: Solve for x
    x = 31,083,520.66/6,369.17
  6. Step 6: Final answer
    x = 4,880.31

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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.