Home / 5,552.68-8,331.32-2,431.08

Finding the Fourth Proportional to 5,552.68, 8,331.32 and 2,431.08

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Solution

The fourth proportional to 5,552.68, 8,331.32 and 2,431.08 is: 3,647.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.68 : 8,331.32 = 2,431.08 : x
  2. Step 2: Convert to fraction form
    5,552.68/8,331.32 = 2,431.08/x
  3. Step 3: Cross multiply
    5,552.68x = 8,331.32 × 2,431.08
  4. Step 4: Simplify right side
    5,552.68x = 20,254,069.85
  5. Step 5: Solve for x
    x = 20,254,069.85/5,552.68
  6. Step 6: Final answer
    x = 3,647.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.