Home / 4,262.32-6,394.20-1,664.56

Finding the Fourth Proportional to 4,262.32, 6,394.20 and 1,664.56

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Solution

The fourth proportional to 4,262.32, 6,394.20 and 1,664.56 is: 2,497.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262.32 : 6,394.20 = 1,664.56 : x
  2. Step 2: Convert to fraction form
    4,262.32/6,394.20 = 1,664.56/x
  3. Step 3: Cross multiply
    4,262.32x = 6,394.20 × 1,664.56
  4. Step 4: Simplify right side
    4,262.32x = 10,643,529.55
  5. Step 5: Solve for x
    x = 10,643,529.55/4,262.32
  6. Step 6: Final answer
    x = 2,497.12

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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.