Home / 5,162.96-7,740.56-2,529.64

Finding the Fourth Proportional to 5,162.96, 7,740.56 and 2,529.64

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Solution

The fourth proportional to 5,162.96, 7,740.56 and 2,529.64 is: 3,792.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.96 : 7,740.56 = 2,529.64 : x
  2. Step 2: Convert to fraction form
    5,162.96/7,740.56 = 2,529.64/x
  3. Step 3: Cross multiply
    5,162.96x = 7,740.56 × 2,529.64
  4. Step 4: Simplify right side
    5,162.96x = 19,580,830.20
  5. Step 5: Solve for x
    x = 19,580,830.20/5,162.96
  6. Step 6: Final answer
    x = 3,792.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.