Home / 6,307.23-8,696.26-3,945.27

Finding the Fourth Proportional to 6,307.23, 8,696.26 and 3,945.27

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Solution

The fourth proportional to 6,307.23, 8,696.26 and 3,945.27 is: 5,439.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,307.23 : 8,696.26 = 3,945.27 : x
  2. Step 2: Convert to fraction form
    6,307.23/8,696.26 = 3,945.27/x
  3. Step 3: Cross multiply
    6,307.23x = 8,696.26 × 3,945.27
  4. Step 4: Simplify right side
    6,307.23x = 34,309,093.69
  5. Step 5: Solve for x
    x = 34,309,093.69/6,307.23
  6. Step 6: Final answer
    x = 5,439.65

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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.