Home / 3,137.20-4,707.04-1,494.48

Finding the Fourth Proportional to 3,137.20, 4,707.04 and 1,494.48

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Solution

The fourth proportional to 3,137.20, 4,707.04 and 1,494.48 is: 2,242.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.20 : 4,707.04 = 1,494.48 : x
  2. Step 2: Convert to fraction form
    3,137.20/4,707.04 = 1,494.48/x
  3. Step 3: Cross multiply
    3,137.20x = 4,707.04 × 1,494.48
  4. Step 4: Simplify right side
    3,137.20x = 7,034,577.14
  5. Step 5: Solve for x
    x = 7,034,577.14/3,137.20
  6. Step 6: Final answer
    x = 2,242.31

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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.