Home / 3,926.63-5,892.64-1,618.13

Finding the Fourth Proportional to 3,926.63, 5,892.64 and 1,618.13

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Solution

The fourth proportional to 3,926.63, 5,892.64 and 1,618.13 is: 2,428.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.63 : 5,892.64 = 1,618.13 : x
  2. Step 2: Convert to fraction form
    3,926.63/5,892.64 = 1,618.13/x
  3. Step 3: Cross multiply
    3,926.63x = 5,892.64 × 1,618.13
  4. Step 4: Simplify right side
    3,926.63x = 9,535,024.05
  5. Step 5: Solve for x
    x = 9,535,024.05/3,926.63
  6. Step 6: Final answer
    x = 2,428.30

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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.