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Finding the Fourth Proportional to 6,227.65, 9,313.93 and 5,539.15

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Solution

The fourth proportional to 6,227.65, 9,313.93 and 5,539.15 is: 8,284.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,227.65 : 9,313.93 = 5,539.15 : x
  2. Step 2: Convert to fraction form
    6,227.65/9,313.93 = 5,539.15/x
  3. Step 3: Cross multiply
    6,227.65x = 9,313.93 × 5,539.15
  4. Step 4: Simplify right side
    6,227.65x = 51,591,255.36
  5. Step 5: Solve for x
    x = 51,591,255.36/6,227.65
  6. Step 6: Final answer
    x = 8,284.23

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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.