Home / 3,149.62-4,346.51-1,733.47

Finding the Fourth Proportional to 3,149.62, 4,346.51 and 1,733.47

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Solution

The fourth proportional to 3,149.62, 4,346.51 and 1,733.47 is: 2,392.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.62 : 4,346.51 = 1,733.47 : x
  2. Step 2: Convert to fraction form
    3,149.62/4,346.51 = 1,733.47/x
  3. Step 3: Cross multiply
    3,149.62x = 4,346.51 × 1,733.47
  4. Step 4: Simplify right side
    3,149.62x = 7,534,538.16
  5. Step 5: Solve for x
    x = 7,534,538.16/3,149.62
  6. Step 6: Final answer
    x = 2,392.21

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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.