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Finding the Fourth Proportional to 10,859.73, 16,293.05 and 4,854.88

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Solution

The fourth proportional to 10,859.73, 16,293.05 and 4,854.88 is: 7,283.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859.73 : 16,293.05 = 4,854.88 : x
  2. Step 2: Convert to fraction form
    10,859.73/16,293.05 = 4,854.88/x
  3. Step 3: Cross multiply
    10,859.73x = 16,293.05 × 4,854.88
  4. Step 4: Simplify right side
    10,859.73x = 79,100,802.58
  5. Step 5: Solve for x
    x = 79,100,802.58/10,859.73
  6. Step 6: Final answer
    x = 7,283.86

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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.