Home / 5,957.20-8,220.81-3,439.14

Finding the Fourth Proportional to 5,957.20, 8,220.81 and 3,439.14

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Solution

The fourth proportional to 5,957.20, 8,220.81 and 3,439.14 is: 4,745.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,957.20 : 8,220.81 = 3,439.14 : x
  2. Step 2: Convert to fraction form
    5,957.20/8,220.81 = 3,439.14/x
  3. Step 3: Cross multiply
    5,957.20x = 8,220.81 × 3,439.14
  4. Step 4: Simplify right side
    5,957.20x = 28,272,516.50
  5. Step 5: Solve for x
    x = 28,272,516.50/5,957.20
  6. Step 6: Final answer
    x = 4,745.94

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1.5x scale

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.