Home / 4,083.55-6,125.90-1,618.62

Finding the Fourth Proportional to 4,083.55, 6,125.90 and 1,618.62

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Solution

The fourth proportional to 4,083.55, 6,125.90 and 1,618.62 is: 2,428.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.55 : 6,125.90 = 1,618.62 : x
  2. Step 2: Convert to fraction form
    4,083.55/6,125.90 = 1,618.62/x
  3. Step 3: Cross multiply
    4,083.55x = 6,125.90 × 1,618.62
  4. Step 4: Simplify right side
    4,083.55x = 9,915,473.19
  5. Step 5: Solve for x
    x = 9,915,473.19/4,083.55
  6. Step 6: Final answer
    x = 2,428.15

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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.