Home / 3,149.89-4,346.35-1,752.64

Finding the Fourth Proportional to 3,149.89, 4,346.35 and 1,752.64

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Solution

The fourth proportional to 3,149.89, 4,346.35 and 1,752.64 is: 2,418.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.89 : 4,346.35 = 1,752.64 : x
  2. Step 2: Convert to fraction form
    3,149.89/4,346.35 = 1,752.64/x
  3. Step 3: Cross multiply
    3,149.89x = 4,346.35 × 1,752.64
  4. Step 4: Simplify right side
    3,149.89x = 7,617,586.86
  5. Step 5: Solve for x
    x = 7,617,586.86/3,149.89
  6. Step 6: Final answer
    x = 2,418.37

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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.