Home / 3,292.32-4,538.58-2,505

Finding the Fourth Proportional to 3,292.32, 4,538.58 and 2,505

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Solution

The fourth proportional to 3,292.32, 4,538.58 and 2,505 is: 3,453.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.32 : 4,538.58 = 2,505 : x
  2. Step 2: Convert to fraction form
    3,292.32/4,538.58 = 2,505/x
  3. Step 3: Cross multiply
    3,292.32x = 4,538.58 × 2,505
  4. Step 4: Simplify right side
    3,292.32x = 11,369,142.90
  5. Step 5: Solve for x
    x = 11,369,142.90/3,292.32
  6. Step 6: Final answer
    x = 3,453.23

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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.