Home / 3,138.24-4,703.31-1,495.29

Finding the Fourth Proportional to 3,138.24, 4,703.31 and 1,495.29

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Solution

The fourth proportional to 3,138.24, 4,703.31 and 1,495.29 is: 2,241.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138.24 : 4,703.31 = 1,495.29 : x
  2. Step 2: Convert to fraction form
    3,138.24/4,703.31 = 1,495.29/x
  3. Step 3: Cross multiply
    3,138.24x = 4,703.31 × 1,495.29
  4. Step 4: Simplify right side
    3,138.24x = 7,032,812.41
  5. Step 5: Solve for x
    x = 7,032,812.41/3,138.24
  6. Step 6: Final answer
    x = 2,241.01

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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.