Home / 7,975.84-11,007.12-4,439.04

Finding the Fourth Proportional to 7,975.84, 11,007.12 and 4,439.04

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Solution

The fourth proportional to 7,975.84, 11,007.12 and 4,439.04 is: 6,126.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.84 : 11,007.12 = 4,439.04 : x
  2. Step 2: Convert to fraction form
    7,975.84/11,007.12 = 4,439.04/x
  3. Step 3: Cross multiply
    7,975.84x = 11,007.12 × 4,439.04
  4. Step 4: Simplify right side
    7,975.84x = 48,861,045.96
  5. Step 5: Solve for x
    x = 48,861,045.96/7,975.84
  6. Step 6: Final answer
    x = 6,126.13

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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.