Home / 5,051.10-7,579.92-2,681.34

Finding the Fourth Proportional to 5,051.10, 7,579.92 and 2,681.34

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Solution

The fourth proportional to 5,051.10, 7,579.92 and 2,681.34 is: 4,023.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.10 : 7,579.92 = 2,681.34 : x
  2. Step 2: Convert to fraction form
    5,051.10/7,579.92 = 2,681.34/x
  3. Step 3: Cross multiply
    5,051.10x = 7,579.92 × 2,681.34
  4. Step 4: Simplify right side
    5,051.10x = 20,324,342.69
  5. Step 5: Solve for x
    x = 20,324,342.69/5,051.10
  6. Step 6: Final answer
    x = 4,023.75

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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.