Home / 6,246.78-8,620.38-3,592.32

Finding the Fourth Proportional to 6,246.78, 8,620.38 and 3,592.32

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Solution

The fourth proportional to 6,246.78, 8,620.38 and 3,592.32 is: 4,957.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.78 : 8,620.38 = 3,592.32 : x
  2. Step 2: Convert to fraction form
    6,246.78/8,620.38 = 3,592.32/x
  3. Step 3: Cross multiply
    6,246.78x = 8,620.38 × 3,592.32
  4. Step 4: Simplify right side
    6,246.78x = 30,967,163.48
  5. Step 5: Solve for x
    x = 30,967,163.48/6,246.78
  6. Step 6: Final answer
    x = 4,957.30

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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.