Home / 6,389.10-9,583.38-2,006.46

Finding the Fourth Proportional to 6,389.10, 9,583.38 and 2,006.46

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Solution

The fourth proportional to 6,389.10, 9,583.38 and 2,006.46 is: 3,009.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389.10 : 9,583.38 = 2,006.46 : x
  2. Step 2: Convert to fraction form
    6,389.10/9,583.38 = 2,006.46/x
  3. Step 3: Cross multiply
    6,389.10x = 9,583.38 × 2,006.46
  4. Step 4: Simplify right side
    6,389.10x = 19,228,668.63
  5. Step 5: Solve for x
    x = 19,228,668.63/6,389.10
  6. Step 6: Final answer
    x = 3,009.61

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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.