Home / 9,872.08-14,815.98-5,194.81

Finding the Fourth Proportional to 9,872.08, 14,815.98 and 5,194.81

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Solution

The fourth proportional to 9,872.08, 14,815.98 and 5,194.81 is: 7,796.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,872.08 : 14,815.98 = 5,194.81 : x
  2. Step 2: Convert to fraction form
    9,872.08/14,815.98 = 5,194.81/x
  3. Step 3: Cross multiply
    9,872.08x = 14,815.98 × 5,194.81
  4. Step 4: Simplify right side
    9,872.08x = 76,966,201.06
  5. Step 5: Solve for x
    x = 76,966,201.06/9,872.08
  6. Step 6: Final answer
    x = 7,796.35

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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.