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Finding the Fourth Proportional to 1,699.08, 2,546.92 and 959.07

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Solution

The fourth proportional to 1,699.08, 2,546.92 and 959.07 is: 1,437.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699.08 : 2,546.92 = 959.07 : x
  2. Step 2: Convert to fraction form
    1,699.08/2,546.92 = 959.07/x
  3. Step 3: Cross multiply
    1,699.08x = 2,546.92 × 959.07
  4. Step 4: Simplify right side
    1,699.08x = 2,442,661.13
  5. Step 5: Solve for x
    x = 2,442,661.13/1,699.08
  6. Step 6: Final answer
    x = 1,437.64

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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.