Home / 5,338.89-7,365.38-3,099.15

Finding the Fourth Proportional to 5,338.89, 7,365.38 and 3,099.15

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Solution

The fourth proportional to 5,338.89, 7,365.38 and 3,099.15 is: 4,275.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.89 : 7,365.38 = 3,099.15 : x
  2. Step 2: Convert to fraction form
    5,338.89/7,365.38 = 3,099.15/x
  3. Step 3: Cross multiply
    5,338.89x = 7,365.38 × 3,099.15
  4. Step 4: Simplify right side
    5,338.89x = 22,826,401.93
  5. Step 5: Solve for x
    x = 22,826,401.93/5,338.89
  6. Step 6: Final answer
    x = 4,275.50

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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.