Home / 5,195.28-7,176.72-4,635.56

Finding the Fourth Proportional to 5,195.28, 7,176.72 and 4,635.56

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Solution

The fourth proportional to 5,195.28, 7,176.72 and 4,635.56 is: 6,403.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.28 : 7,176.72 = 4,635.56 : x
  2. Step 2: Convert to fraction form
    5,195.28/7,176.72 = 4,635.56/x
  3. Step 3: Cross multiply
    5,195.28x = 7,176.72 × 4,635.56
  4. Step 4: Simplify right side
    5,195.28x = 33,268,116.16
  5. Step 5: Solve for x
    x = 33,268,116.16/5,195.28
  6. Step 6: Final answer
    x = 6,403.53

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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.