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Finding the Fourth Proportional to 2,625.66, 3,933.86 and 2,339.64

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Solution

The fourth proportional to 2,625.66, 3,933.86 and 2,339.64 is: 3,505.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.66 : 3,933.86 = 2,339.64 : x
  2. Step 2: Convert to fraction form
    2,625.66/3,933.86 = 2,339.64/x
  3. Step 3: Cross multiply
    2,625.66x = 3,933.86 × 2,339.64
  4. Step 4: Simplify right side
    2,625.66x = 9,203,804.51
  5. Step 5: Solve for x
    x = 9,203,804.51/2,625.66
  6. Step 6: Final answer
    x = 3,505.33

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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.