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Finding the Fourth Proportional to 6,577.08, 9,865.54 and 1,959.72

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Solution

The fourth proportional to 6,577.08, 9,865.54 and 1,959.72 is: 2,939.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,577.08 : 9,865.54 = 1,959.72 : x
  2. Step 2: Convert to fraction form
    6,577.08/9,865.54 = 1,959.72/x
  3. Step 3: Cross multiply
    6,577.08x = 9,865.54 × 1,959.72
  4. Step 4: Simplify right side
    6,577.08x = 19,333,696.05
  5. Step 5: Solve for x
    x = 19,333,696.05/6,577.08
  6. Step 6: Final answer
    x = 2,939.56

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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.