Home / 3,455.82-5,182.89-1,699.07

Finding the Fourth Proportional to 3,455.82, 5,182.89 and 1,699.07

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Solution

The fourth proportional to 3,455.82, 5,182.89 and 1,699.07 is: 2,548.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.82 : 5,182.89 = 1,699.07 : x
  2. Step 2: Convert to fraction form
    3,455.82/5,182.89 = 1,699.07/x
  3. Step 3: Cross multiply
    3,455.82x = 5,182.89 × 1,699.07
  4. Step 4: Simplify right side
    3,455.82x = 8,806,067.00
  5. Step 5: Solve for x
    x = 8,806,067.00/3,455.82
  6. Step 6: Final answer
    x = 2,548.18

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1.5x scale

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.