Home / 7,372.24-10,170.68-4,538.75

Finding the Fourth Proportional to 7,372.24, 10,170.68 and 4,538.75

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Solution

The fourth proportional to 7,372.24, 10,170.68 and 4,538.75 is: 6,261.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.24 : 10,170.68 = 4,538.75 : x
  2. Step 2: Convert to fraction form
    7,372.24/10,170.68 = 4,538.75/x
  3. Step 3: Cross multiply
    7,372.24x = 10,170.68 × 4,538.75
  4. Step 4: Simplify right side
    7,372.24x = 46,162,173.85
  5. Step 5: Solve for x
    x = 46,162,173.85/7,372.24
  6. Step 6: Final answer
    x = 6,261.62

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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.