Home / 1,618.17-2,426.75-1,073.25

Finding the Fourth Proportional to 1,618.17, 2,426.75 and 1,073.25

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Solution

The fourth proportional to 1,618.17, 2,426.75 and 1,073.25 is: 1,609.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618.17 : 2,426.75 = 1,073.25 : x
  2. Step 2: Convert to fraction form
    1,618.17/2,426.75 = 1,073.25/x
  3. Step 3: Cross multiply
    1,618.17x = 2,426.75 × 1,073.25
  4. Step 4: Simplify right side
    1,618.17x = 2,604,504.07
  5. Step 5: Solve for x
    x = 2,604,504.07/1,618.17
  6. Step 6: Final answer
    x = 1,609.54

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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.