Home / 6,386.07-9,575.19-2,636.69

Finding the Fourth Proportional to 6,386.07, 9,575.19 and 2,636.69

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Solution

The fourth proportional to 6,386.07, 9,575.19 and 2,636.69 is: 3,953.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.07 : 9,575.19 = 2,636.69 : x
  2. Step 2: Convert to fraction form
    6,386.07/9,575.19 = 2,636.69/x
  3. Step 3: Cross multiply
    6,386.07x = 9,575.19 × 2,636.69
  4. Step 4: Simplify right side
    6,386.07x = 25,246,759.85
  5. Step 5: Solve for x
    x = 25,246,759.85/6,386.07
  6. Step 6: Final answer
    x = 3,953.41

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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.