Home / 3,505.64-4,837.72-1,933.84

Finding the Fourth Proportional to 3,505.64, 4,837.72 and 1,933.84

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Solution

The fourth proportional to 3,505.64, 4,837.72 and 1,933.84 is: 2,668.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.64 : 4,837.72 = 1,933.84 : x
  2. Step 2: Convert to fraction form
    3,505.64/4,837.72 = 1,933.84/x
  3. Step 3: Cross multiply
    3,505.64x = 4,837.72 × 1,933.84
  4. Step 4: Simplify right side
    3,505.64x = 9,355,376.44
  5. Step 5: Solve for x
    x = 9,355,376.44/3,505.64
  6. Step 6: Final answer
    x = 2,668.66

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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.