Home / 3,282.18-4,926.51-1,639.50

Finding the Fourth Proportional to 3,282.18, 4,926.51 and 1,639.50

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Solution

The fourth proportional to 3,282.18, 4,926.51 and 1,639.50 is: 2,460.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.18 : 4,926.51 = 1,639.50 : x
  2. Step 2: Convert to fraction form
    3,282.18/4,926.51 = 1,639.50/x
  3. Step 3: Cross multiply
    3,282.18x = 4,926.51 × 1,639.50
  4. Step 4: Simplify right side
    3,282.18x = 8,077,013.15
  5. Step 5: Solve for x
    x = 8,077,013.15/3,282.18
  6. Step 6: Final answer
    x = 2,460.87

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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.