Home / 2,004.96-3,005.04-1,139.84

Finding the Fourth Proportional to 2,004.96, 3,005.04 and 1,139.84

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Solution

The fourth proportional to 2,004.96, 3,005.04 and 1,139.84 is: 1,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.96 : 3,005.04 = 1,139.84 : x
  2. Step 2: Convert to fraction form
    2,004.96/3,005.04 = 1,139.84/x
  3. Step 3: Cross multiply
    2,004.96x = 3,005.04 × 1,139.84
  4. Step 4: Simplify right side
    2,004.96x = 3,425,264.79
  5. Step 5: Solve for x
    x = 3,425,264.79/2,004.96
  6. Step 6: Final answer
    x = 1,708.40

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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.