Home / 5,505.28-8,255.04-2,901.76

Finding the Fourth Proportional to 5,505.28, 8,255.04 and 2,901.76

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Solution

The fourth proportional to 5,505.28, 8,255.04 and 2,901.76 is: 4,351.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.28 : 8,255.04 = 2,901.76 : x
  2. Step 2: Convert to fraction form
    5,505.28/8,255.04 = 2,901.76/x
  3. Step 3: Cross multiply
    5,505.28x = 8,255.04 × 2,901.76
  4. Step 4: Simplify right side
    5,505.28x = 23,954,144.87
  5. Step 5: Solve for x
    x = 23,954,144.87/5,505.28
  6. Step 6: Final answer
    x = 4,351.12

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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.