Home / 1,992.51-2,983.28-1,504.08

Finding the Fourth Proportional to 1,992.51, 2,983.28 and 1,504.08

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Solution

The fourth proportional to 1,992.51, 2,983.28 and 1,504.08 is: 2,251.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992.51 : 2,983.28 = 1,504.08 : x
  2. Step 2: Convert to fraction form
    1,992.51/2,983.28 = 1,504.08/x
  3. Step 3: Cross multiply
    1,992.51x = 2,983.28 × 1,504.08
  4. Step 4: Simplify right side
    1,992.51x = 4,487,091.78
  5. Step 5: Solve for x
    x = 4,487,091.78/1,992.51
  6. Step 6: Final answer
    x = 2,251.98

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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.