Home / 1,694.90-2,338.08-1,196.75

Finding the Fourth Proportional to 1,694.90, 2,338.08 and 1,196.75

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Solution

The fourth proportional to 1,694.90, 2,338.08 and 1,196.75 is: 1,650.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694.90 : 2,338.08 = 1,196.75 : x
  2. Step 2: Convert to fraction form
    1,694.90/2,338.08 = 1,196.75/x
  3. Step 3: Cross multiply
    1,694.90x = 2,338.08 × 1,196.75
  4. Step 4: Simplify right side
    1,694.90x = 2,798,097.24
  5. Step 5: Solve for x
    x = 2,798,097.24/1,694.90
  6. Step 6: Final answer
    x = 1,650.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.