Home / 5,549.38-8,328.16-2,628.32

Finding the Fourth Proportional to 5,549.38, 8,328.16 and 2,628.32

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Solution

The fourth proportional to 5,549.38, 8,328.16 and 2,628.32 is: 3,944.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.38 : 8,328.16 = 2,628.32 : x
  2. Step 2: Convert to fraction form
    5,549.38/8,328.16 = 2,628.32/x
  3. Step 3: Cross multiply
    5,549.38x = 8,328.16 × 2,628.32
  4. Step 4: Simplify right side
    5,549.38x = 21,889,069.49
  5. Step 5: Solve for x
    x = 21,889,069.49/5,549.38
  6. Step 6: Final answer
    x = 3,944.42

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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.