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Finding the Fourth Proportional to 6,577.83, 9,865.65 and 1,959.75

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Solution

The fourth proportional to 6,577.83, 9,865.65 and 1,959.75 is: 2,939.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,577.83 : 9,865.65 = 1,959.75 : x
  2. Step 2: Convert to fraction form
    6,577.83/9,865.65 = 1,959.75/x
  3. Step 3: Cross multiply
    6,577.83x = 9,865.65 × 1,959.75
  4. Step 4: Simplify right side
    6,577.83x = 19,334,207.59
  5. Step 5: Solve for x
    x = 19,334,207.59/6,577.83
  6. Step 6: Final answer
    x = 2,939.30

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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.