Home / 1,699.29-2,552.82-1,206.91

Finding the Fourth Proportional to 1,699.29, 2,552.82 and 1,206.91

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Solution

The fourth proportional to 1,699.29, 2,552.82 and 1,206.91 is: 1,813.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699.29 : 2,552.82 = 1,206.91 : x
  2. Step 2: Convert to fraction form
    1,699.29/2,552.82 = 1,206.91/x
  3. Step 3: Cross multiply
    1,699.29x = 2,552.82 × 1,206.91
  4. Step 4: Simplify right side
    1,699.29x = 3,081,015.47
  5. Step 5: Solve for x
    x = 3,081,015.47/1,699.29
  6. Step 6: Final answer
    x = 1,813.12

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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.