Home / 7,399.89-11,099.93-4,133.77

Finding the Fourth Proportional to 7,399.89, 11,099.93 and 4,133.77

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Solution

The fourth proportional to 7,399.89, 11,099.93 and 4,133.77 is: 6,200.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.89 : 11,099.93 = 4,133.77 : x
  2. Step 2: Convert to fraction form
    7,399.89/11,099.93 = 4,133.77/x
  3. Step 3: Cross multiply
    7,399.89x = 11,099.93 × 4,133.77
  4. Step 4: Simplify right side
    7,399.89x = 45,884,536.97
  5. Step 5: Solve for x
    x = 45,884,536.97/7,399.89
  6. Step 6: Final answer
    x = 6,200.71

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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.