Home / 4,749.95-7,125.04-2,250.55

Finding the Fourth Proportional to 4,749.95, 7,125.04 and 2,250.55

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Solution

The fourth proportional to 4,749.95, 7,125.04 and 2,250.55 is: 3,375.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.95 : 7,125.04 = 2,250.55 : x
  2. Step 2: Convert to fraction form
    4,749.95/7,125.04 = 2,250.55/x
  3. Step 3: Cross multiply
    4,749.95x = 7,125.04 × 2,250.55
  4. Step 4: Simplify right side
    4,749.95x = 16,035,249.40
  5. Step 5: Solve for x
    x = 16,035,249.40/4,749.95
  6. Step 6: Final answer
    x = 3,375.88

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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.