Home / 3,149.63-4,346.49-1,752.38

Finding the Fourth Proportional to 3,149.63, 4,346.49 and 1,752.38

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Solution

The fourth proportional to 3,149.63, 4,346.49 and 1,752.38 is: 2,418.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.63 : 4,346.49 = 1,752.38 : x
  2. Step 2: Convert to fraction form
    3,149.63/4,346.49 = 1,752.38/x
  3. Step 3: Cross multiply
    3,149.63x = 4,346.49 × 1,752.38
  4. Step 4: Simplify right side
    3,149.63x = 7,616,671.65
  5. Step 5: Solve for x
    x = 7,616,671.65/3,149.63
  6. Step 6: Final answer
    x = 2,418.28

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1.5x scale

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.