Home / 5,734.16-7,913.75-3,216.50

Finding the Fourth Proportional to 5,734.16, 7,913.75 and 3,216.50

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Solution

The fourth proportional to 5,734.16, 7,913.75 and 3,216.50 is: 4,439.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,734.16 : 7,913.75 = 3,216.50 : x
  2. Step 2: Convert to fraction form
    5,734.16/7,913.75 = 3,216.50/x
  3. Step 3: Cross multiply
    5,734.16x = 7,913.75 × 3,216.50
  4. Step 4: Simplify right side
    5,734.16x = 25,454,576.88
  5. Step 5: Solve for x
    x = 25,454,576.88/5,734.16
  6. Step 6: Final answer
    x = 4,439.11

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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.