Home / 5,280.35-7,286.96-2,922.53

Finding the Fourth Proportional to 5,280.35, 7,286.96 and 2,922.53

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Solution

The fourth proportional to 5,280.35, 7,286.96 and 2,922.53 is: 4,033.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280.35 : 7,286.96 = 2,922.53 : x
  2. Step 2: Convert to fraction form
    5,280.35/7,286.96 = 2,922.53/x
  3. Step 3: Cross multiply
    5,280.35x = 7,286.96 × 2,922.53
  4. Step 4: Simplify right side
    5,280.35x = 21,296,344.60
  5. Step 5: Solve for x
    x = 21,296,344.60/5,280.35
  6. Step 6: Final answer
    x = 4,033.13

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Why These Related Problems?

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