Home / 1,656.29-2,480.81-1,194.99

Finding the Fourth Proportional to 1,656.29, 2,480.81 and 1,194.99

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Solution

The fourth proportional to 1,656.29, 2,480.81 and 1,194.99 is: 1,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656.29 : 2,480.81 = 1,194.99 : x
  2. Step 2: Convert to fraction form
    1,656.29/2,480.81 = 1,194.99/x
  3. Step 3: Cross multiply
    1,656.29x = 2,480.81 × 1,194.99
  4. Step 4: Simplify right side
    1,656.29x = 2,964,537.17
  5. Step 5: Solve for x
    x = 2,964,537.17/1,656.29
  6. Step 6: Final answer
    x = 1,789.87

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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.