Home / 3,282.93-4,915.08-2,618.53

Finding the Fourth Proportional to 3,282.93, 4,915.08 and 2,618.53

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Solution

The fourth proportional to 3,282.93, 4,915.08 and 2,618.53 is: 3,920.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.93 : 4,915.08 = 2,618.53 : x
  2. Step 2: Convert to fraction form
    3,282.93/4,915.08 = 2,618.53/x
  3. Step 3: Cross multiply
    3,282.93x = 4,915.08 × 2,618.53
  4. Step 4: Simplify right side
    3,282.93x = 12,870,272.14
  5. Step 5: Solve for x
    x = 12,870,272.14/3,282.93
  6. Step 6: Final answer
    x = 3,920.36

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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.