Home / 1,794.51-2,476.30-1,086.75

Finding the Fourth Proportional to 1,794.51, 2,476.30 and 1,086.75

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Solution

The fourth proportional to 1,794.51, 2,476.30 and 1,086.75 is: 1,499.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.51 : 2,476.30 = 1,086.75 : x
  2. Step 2: Convert to fraction form
    1,794.51/2,476.30 = 1,086.75/x
  3. Step 3: Cross multiply
    1,794.51x = 2,476.30 × 1,086.75
  4. Step 4: Simplify right side
    1,794.51x = 2,691,119.03
  5. Step 5: Solve for x
    x = 2,691,119.03/1,794.51
  6. Step 6: Final answer
    x = 1,499.64

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Double scale
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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.