Home / 5,967.20-8,237.70-3,730.32

Finding the Fourth Proportional to 5,967.20, 8,237.70 and 3,730.32

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Solution

The fourth proportional to 5,967.20, 8,237.70 and 3,730.32 is: 5,149.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,967.20 : 8,237.70 = 3,730.32 : x
  2. Step 2: Convert to fraction form
    5,967.20/8,237.70 = 3,730.32/x
  3. Step 3: Cross multiply
    5,967.20x = 8,237.70 × 3,730.32
  4. Step 4: Simplify right side
    5,967.20x = 30,729,257.06
  5. Step 5: Solve for x
    x = 30,729,257.06/5,967.20
  6. Step 6: Final answer
    x = 5,149.69

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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.