Home / 2,942.29-4,060.35-1,764.04

Finding the Fourth Proportional to 2,942.29, 4,060.35 and 1,764.04

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Solution

The fourth proportional to 2,942.29, 4,060.35 and 1,764.04 is: 2,434.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.29 : 4,060.35 = 1,764.04 : x
  2. Step 2: Convert to fraction form
    2,942.29/4,060.35 = 1,764.04/x
  3. Step 3: Cross multiply
    2,942.29x = 4,060.35 × 1,764.04
  4. Step 4: Simplify right side
    2,942.29x = 7,162,619.81
  5. Step 5: Solve for x
    x = 7,162,619.81/2,942.29
  6. Step 6: Final answer
    x = 2,434.37

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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.