Home / 4,798.32-7,185.96-2,742

Finding the Fourth Proportional to 4,798.32, 7,185.96 and 2,742

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Solution

The fourth proportional to 4,798.32, 7,185.96 and 2,742 is: 4,106.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.32 : 7,185.96 = 2,742 : x
  2. Step 2: Convert to fraction form
    4,798.32/7,185.96 = 2,742/x
  3. Step 3: Cross multiply
    4,798.32x = 7,185.96 × 2,742
  4. Step 4: Simplify right side
    4,798.32x = 19,703,902.32
  5. Step 5: Solve for x
    x = 19,703,902.32/4,798.32
  6. Step 6: Final answer
    x = 4,106.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.