Home / 7,829.53-11,746.11-2,564.51

Finding the Fourth Proportional to 7,829.53, 11,746.11 and 2,564.51

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Solution

The fourth proportional to 7,829.53, 11,746.11 and 2,564.51 is: 3,847.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.53 : 11,746.11 = 2,564.51 : x
  2. Step 2: Convert to fraction form
    7,829.53/11,746.11 = 2,564.51/x
  3. Step 3: Cross multiply
    7,829.53x = 11,746.11 × 2,564.51
  4. Step 4: Simplify right side
    7,829.53x = 30,123,016.56
  5. Step 5: Solve for x
    x = 30,123,016.56/7,829.53
  6. Step 6: Final answer
    x = 3,847.36

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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.