Home / 3,350.89-4,623.53-1,934.55

Finding the Fourth Proportional to 3,350.89, 4,623.53 and 1,934.55

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Solution

The fourth proportional to 3,350.89, 4,623.53 and 1,934.55 is: 2,669.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.89 : 4,623.53 = 1,934.55 : x
  2. Step 2: Convert to fraction form
    3,350.89/4,623.53 = 1,934.55/x
  3. Step 3: Cross multiply
    3,350.89x = 4,623.53 × 1,934.55
  4. Step 4: Simplify right side
    3,350.89x = 8,944,454.80
  5. Step 5: Solve for x
    x = 8,944,454.80/3,350.89
  6. Step 6: Final answer
    x = 2,669.28

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Half scale
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Double scale
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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.