Home / 2,764.29-3,814.73-1,505.35

Finding the Fourth Proportional to 2,764.29, 3,814.73 and 1,505.35

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Solution

The fourth proportional to 2,764.29, 3,814.73 and 1,505.35 is: 2,077.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764.29 : 3,814.73 = 1,505.35 : x
  2. Step 2: Convert to fraction form
    2,764.29/3,814.73 = 1,505.35/x
  3. Step 3: Cross multiply
    2,764.29x = 3,814.73 × 1,505.35
  4. Step 4: Simplify right side
    2,764.29x = 5,742,506.69
  5. Step 5: Solve for x
    x = 5,742,506.69/2,764.29
  6. Step 6: Final answer
    x = 2,077.39

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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.