Home / 8,468.83-11,685.88-4,883.92

Finding the Fourth Proportional to 8,468.83, 11,685.88 and 4,883.92

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Solution

The fourth proportional to 8,468.83, 11,685.88 and 4,883.92 is: 6,739.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468.83 : 11,685.88 = 4,883.92 : x
  2. Step 2: Convert to fraction form
    8,468.83/11,685.88 = 4,883.92/x
  3. Step 3: Cross multiply
    8,468.83x = 11,685.88 × 4,883.92
  4. Step 4: Simplify right side
    8,468.83x = 57,072,890.84
  5. Step 5: Solve for x
    x = 57,072,890.84/8,468.83
  6. Step 6: Final answer
    x = 6,739.17

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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.