Home / 3,149.76-4,346.70-1,752.52

Finding the Fourth Proportional to 3,149.76, 4,346.70 and 1,752.52

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Solution

The fourth proportional to 3,149.76, 4,346.70 and 1,752.52 is: 2,418.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.76 : 4,346.70 = 1,752.52 : x
  2. Step 2: Convert to fraction form
    3,149.76/4,346.70 = 1,752.52/x
  3. Step 3: Cross multiply
    3,149.76x = 4,346.70 × 1,752.52
  4. Step 4: Simplify right side
    3,149.76x = 7,617,678.68
  5. Step 5: Solve for x
    x = 7,617,678.68/3,149.76
  6. Step 6: Final answer
    x = 2,418.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.