Home / 3,175.05-4,762.39-1,095

Finding the Fourth Proportional to 3,175.05, 4,762.39 and 1,095

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Solution

The fourth proportional to 3,175.05, 4,762.39 and 1,095 is: 1,642.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.05 : 4,762.39 = 1,095 : x
  2. Step 2: Convert to fraction form
    3,175.05/4,762.39 = 1,095/x
  3. Step 3: Cross multiply
    3,175.05x = 4,762.39 × 1,095
  4. Step 4: Simplify right side
    3,175.05x = 5,214,817.05
  5. Step 5: Solve for x
    x = 5,214,817.05/3,175.05
  6. Step 6: Final answer
    x = 1,642.44

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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.