Home / 3,500.45-5,250.66-3,325.27

Finding the Fourth Proportional to 3,500.45, 5,250.66 and 3,325.27

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Solution

The fourth proportional to 3,500.45, 5,250.66 and 3,325.27 is: 4,987.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.45 : 5,250.66 = 3,325.27 : x
  2. Step 2: Convert to fraction form
    3,500.45/5,250.66 = 3,325.27/x
  3. Step 3: Cross multiply
    3,500.45x = 5,250.66 × 3,325.27
  4. Step 4: Simplify right side
    3,500.45x = 17,459,862.18
  5. Step 5: Solve for x
    x = 17,459,862.18/3,500.45
  6. Step 6: Final answer
    x = 4,987.89

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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.