Home / 1,926.18-2,904.26-1,764.18

Finding the Fourth Proportional to 1,926.18, 2,904.26 and 1,764.18

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Solution

The fourth proportional to 1,926.18, 2,904.26 and 1,764.18 is: 2,659.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926.18 : 2,904.26 = 1,764.18 : x
  2. Step 2: Convert to fraction form
    1,926.18/2,904.26 = 1,764.18/x
  3. Step 3: Cross multiply
    1,926.18x = 2,904.26 × 1,764.18
  4. Step 4: Simplify right side
    1,926.18x = 5,123,628.59
  5. Step 5: Solve for x
    x = 5,123,628.59/1,926.18
  6. Step 6: Final answer
    x = 2,659.99

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.