Home / 3,164.54-4,743.85-1,314.48

Finding the Fourth Proportional to 3,164.54, 4,743.85 and 1,314.48

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Solution

The fourth proportional to 3,164.54, 4,743.85 and 1,314.48 is: 1,970.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.54 : 4,743.85 = 1,314.48 : x
  2. Step 2: Convert to fraction form
    3,164.54/4,743.85 = 1,314.48/x
  3. Step 3: Cross multiply
    3,164.54x = 4,743.85 × 1,314.48
  4. Step 4: Simplify right side
    3,164.54x = 6,235,686.23
  5. Step 5: Solve for x
    x = 6,235,686.23/3,164.54
  6. Step 6: Final answer
    x = 1,970.49

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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.