Home / 6,386.33-9,575.54-2,686.65

Finding the Fourth Proportional to 6,386.33, 9,575.54 and 2,686.65

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Solution

The fourth proportional to 6,386.33, 9,575.54 and 2,686.65 is: 4,028.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.33 : 9,575.54 = 2,686.65 : x
  2. Step 2: Convert to fraction form
    6,386.33/9,575.54 = 2,686.65/x
  3. Step 3: Cross multiply
    6,386.33x = 9,575.54 × 2,686.65
  4. Step 4: Simplify right side
    6,386.33x = 25,726,124.54
  5. Step 5: Solve for x
    x = 25,726,124.54/6,386.33
  6. Step 6: Final answer
    x = 4,028.31

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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.