Home / 7,160.14-9,880.58-4,176.46

Finding the Fourth Proportional to 7,160.14, 9,880.58 and 4,176.46

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Solution

The fourth proportional to 7,160.14, 9,880.58 and 4,176.46 is: 5,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160.14 : 9,880.58 = 4,176.46 : x
  2. Step 2: Convert to fraction form
    7,160.14/9,880.58 = 4,176.46/x
  3. Step 3: Cross multiply
    7,160.14x = 9,880.58 × 4,176.46
  4. Step 4: Simplify right side
    7,160.14x = 41,265,847.15
  5. Step 5: Solve for x
    x = 41,265,847.15/7,160.14
  6. Step 6: Final answer
    x = 5,763.27

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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.