Home / 5,162.45-7,121.01-4,500.89

Finding the Fourth Proportional to 5,162.45, 7,121.01 and 4,500.89

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Solution

The fourth proportional to 5,162.45, 7,121.01 and 4,500.89 is: 6,208.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.45 : 7,121.01 = 4,500.89 : x
  2. Step 2: Convert to fraction form
    5,162.45/7,121.01 = 4,500.89/x
  3. Step 3: Cross multiply
    5,162.45x = 7,121.01 × 4,500.89
  4. Step 4: Simplify right side
    5,162.45x = 32,050,847.09
  5. Step 5: Solve for x
    x = 32,050,847.09/5,162.45
  6. Step 6: Final answer
    x = 6,208.46

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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.