Home / 7,110.42-9,812.24-4,126.55

Finding the Fourth Proportional to 7,110.42, 9,812.24 and 4,126.55

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Solution

The fourth proportional to 7,110.42, 9,812.24 and 4,126.55 is: 5,694.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.42 : 9,812.24 = 4,126.55 : x
  2. Step 2: Convert to fraction form
    7,110.42/9,812.24 = 4,126.55/x
  3. Step 3: Cross multiply
    7,110.42x = 9,812.24 × 4,126.55
  4. Step 4: Simplify right side
    7,110.42x = 40,490,629.28
  5. Step 5: Solve for x
    x = 40,490,629.28/7,110.42
  6. Step 6: Final answer
    x = 5,694.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.