Home / 6,386.15-9,568.20-2,684.63

Finding the Fourth Proportional to 6,386.15, 9,568.20 and 2,684.63

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Solution

The fourth proportional to 6,386.15, 9,568.20 and 2,684.63 is: 4,022.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.15 : 9,568.20 = 2,684.63 : x
  2. Step 2: Convert to fraction form
    6,386.15/9,568.20 = 2,684.63/x
  3. Step 3: Cross multiply
    6,386.15x = 9,568.20 × 2,684.63
  4. Step 4: Simplify right side
    6,386.15x = 25,687,076.77
  5. Step 5: Solve for x
    x = 25,687,076.77/6,386.15
  6. Step 6: Final answer
    x = 4,022.31

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1.5x scale

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.