Home / 7,618.84-11,399.48-4,500.54

Finding the Fourth Proportional to 7,618.84, 11,399.48 and 4,500.54

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Solution

The fourth proportional to 7,618.84, 11,399.48 and 4,500.54 is: 6,733.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618.84 : 11,399.48 = 4,500.54 : x
  2. Step 2: Convert to fraction form
    7,618.84/11,399.48 = 4,500.54/x
  3. Step 3: Cross multiply
    7,618.84x = 11,399.48 × 4,500.54
  4. Step 4: Simplify right side
    7,618.84x = 51,303,793.22
  5. Step 5: Solve for x
    x = 51,303,793.22/7,618.84
  6. Step 6: Final answer
    x = 6,733.81

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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.