Home / 8,464.43-11,681.15-4,687.93

Finding the Fourth Proportional to 8,464.43, 11,681.15 and 4,687.93

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Solution

The fourth proportional to 8,464.43, 11,681.15 and 4,687.93 is: 6,469.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.43 : 11,681.15 = 4,687.93 : x
  2. Step 2: Convert to fraction form
    8,464.43/11,681.15 = 4,687.93/x
  3. Step 3: Cross multiply
    8,464.43x = 11,681.15 × 4,687.93
  4. Step 4: Simplify right side
    8,464.43x = 54,760,404.68
  5. Step 5: Solve for x
    x = 54,760,404.68/8,464.43
  6. Step 6: Final answer
    x = 6,469.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.