Home / 4,748.37-7,125.61-2,558.62

Finding the Fourth Proportional to 4,748.37, 7,125.61 and 2,558.62

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Solution

The fourth proportional to 4,748.37, 7,125.61 and 2,558.62 is: 3,839.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.37 : 7,125.61 = 2,558.62 : x
  2. Step 2: Convert to fraction form
    4,748.37/7,125.61 = 2,558.62/x
  3. Step 3: Cross multiply
    4,748.37x = 7,125.61 × 2,558.62
  4. Step 4: Simplify right side
    4,748.37x = 18,231,728.26
  5. Step 5: Solve for x
    x = 18,231,728.26/4,748.37
  6. Step 6: Final answer
    x = 3,839.58

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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.