Home / 5,526.96-7,627.20-3,288.84

Finding the Fourth Proportional to 5,526.96, 7,627.20 and 3,288.84

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Solution

The fourth proportional to 5,526.96, 7,627.20 and 3,288.84 is: 4,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526.96 : 7,627.20 = 3,288.84 : x
  2. Step 2: Convert to fraction form
    5,526.96/7,627.20 = 3,288.84/x
  3. Step 3: Cross multiply
    5,526.96x = 7,627.20 × 3,288.84
  4. Step 4: Simplify right side
    5,526.96x = 25,084,640.45
  5. Step 5: Solve for x
    x = 25,084,640.45/5,526.96
  6. Step 6: Final answer
    x = 4,538.60

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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.