Home / 5,247.74-7,880.38-3,277.95

Finding the Fourth Proportional to 5,247.74, 7,880.38 and 3,277.95

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Solution

The fourth proportional to 5,247.74, 7,880.38 and 3,277.95 is: 4,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.74 : 7,880.38 = 3,277.95 : x
  2. Step 2: Convert to fraction form
    5,247.74/7,880.38 = 3,277.95/x
  3. Step 3: Cross multiply
    5,247.74x = 7,880.38 × 3,277.95
  4. Step 4: Simplify right side
    5,247.74x = 25,831,491.62
  5. Step 5: Solve for x
    x = 25,831,491.62/5,247.74
  6. Step 6: Final answer
    x = 4,922.40

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Why These Related Problems?

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