Home / 6,405.10-9,588.97-3,932.43

Finding the Fourth Proportional to 6,405.10, 9,588.97 and 3,932.43

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Solution

The fourth proportional to 6,405.10, 9,588.97 and 3,932.43 is: 5,887.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405.10 : 9,588.97 = 3,932.43 : x
  2. Step 2: Convert to fraction form
    6,405.10/9,588.97 = 3,932.43/x
  3. Step 3: Cross multiply
    6,405.10x = 9,588.97 × 3,932.43
  4. Step 4: Simplify right side
    6,405.10x = 37,707,953.30
  5. Step 5: Solve for x
    x = 37,707,953.30/6,405.10
  6. Step 6: Final answer
    x = 5,887.18

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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.