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Finding the Fourth Proportional to 6,625.09, 9,939.61 and 2,674.32

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Solution

The fourth proportional to 6,625.09, 9,939.61 and 2,674.32 is: 4,012.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.09 : 9,939.61 = 2,674.32 : x
  2. Step 2: Convert to fraction form
    6,625.09/9,939.61 = 2,674.32/x
  3. Step 3: Cross multiply
    6,625.09x = 9,939.61 × 2,674.32
  4. Step 4: Simplify right side
    6,625.09x = 26,581,697.82
  5. Step 5: Solve for x
    x = 26,581,697.82/6,625.09
  6. Step 6: Final answer
    x = 4,012.28

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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.