Home / 5,352.76-7,388.49-3,758.68

Finding the Fourth Proportional to 5,352.76, 7,388.49 and 3,758.68

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Solution

The fourth proportional to 5,352.76, 7,388.49 and 3,758.68 is: 5,188.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.76 : 7,388.49 = 3,758.68 : x
  2. Step 2: Convert to fraction form
    5,352.76/7,388.49 = 3,758.68/x
  3. Step 3: Cross multiply
    5,352.76x = 7,388.49 × 3,758.68
  4. Step 4: Simplify right side
    5,352.76x = 27,770,969.59
  5. Step 5: Solve for x
    x = 27,770,969.59/5,352.76
  6. Step 6: Final answer
    x = 5,188.16

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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.