Home / 5,980.68-8,253.32-3,328.11

Finding the Fourth Proportional to 5,980.68, 8,253.32 and 3,328.11

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Solution

The fourth proportional to 5,980.68, 8,253.32 and 3,328.11 is: 4,592.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980.68 : 8,253.32 = 3,328.11 : x
  2. Step 2: Convert to fraction form
    5,980.68/8,253.32 = 3,328.11/x
  3. Step 3: Cross multiply
    5,980.68x = 8,253.32 × 3,328.11
  4. Step 4: Simplify right side
    5,980.68x = 27,467,940.18
  5. Step 5: Solve for x
    x = 27,467,940.18/5,980.68
  6. Step 6: Final answer
    x = 4,592.78

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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.