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Finding the Fourth Proportional to 7,244.37, 9,995.99 and 4,260.83

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Solution

The fourth proportional to 7,244.37, 9,995.99 and 4,260.83 is: 5,879.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.37 : 9,995.99 = 4,260.83 : x
  2. Step 2: Convert to fraction form
    7,244.37/9,995.99 = 4,260.83/x
  3. Step 3: Cross multiply
    7,244.37x = 9,995.99 × 4,260.83
  4. Step 4: Simplify right side
    7,244.37x = 42,591,142.79
  5. Step 5: Solve for x
    x = 42,591,142.79/7,244.37
  6. Step 6: Final answer
    x = 5,879.21

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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.