Home / 1,932.01-2,664.97-1,145.50

Finding the Fourth Proportional to 1,932.01, 2,664.97 and 1,145.50

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Solution

The fourth proportional to 1,932.01, 2,664.97 and 1,145.50 is: 1,580.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.01 : 2,664.97 = 1,145.50 : x
  2. Step 2: Convert to fraction form
    1,932.01/2,664.97 = 1,145.50/x
  3. Step 3: Cross multiply
    1,932.01x = 2,664.97 × 1,145.50
  4. Step 4: Simplify right side
    1,932.01x = 3,052,723.14
  5. Step 5: Solve for x
    x = 3,052,723.14/1,932.01
  6. Step 6: Final answer
    x = 1,580.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.