Home / 3,505.57-4,837.71-1,933.69

Finding the Fourth Proportional to 3,505.57, 4,837.71 and 1,933.69

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Solution

The fourth proportional to 3,505.57, 4,837.71 and 1,933.69 is: 2,668.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.57 : 4,837.71 = 1,933.69 : x
  2. Step 2: Convert to fraction form
    3,505.57/4,837.71 = 1,933.69/x
  3. Step 3: Cross multiply
    3,505.57x = 4,837.71 × 1,933.69
  4. Step 4: Simplify right side
    3,505.57x = 9,354,631.45
  5. Step 5: Solve for x
    x = 9,354,631.45/3,505.57
  6. Step 6: Final answer
    x = 2,668.51

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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.