Home / 3,505.72-4,837.92-1,934.08

Finding the Fourth Proportional to 3,505.72, 4,837.92 and 1,934.08

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Solution

The fourth proportional to 3,505.72, 4,837.92 and 1,934.08 is: 2,669.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.72 : 4,837.92 = 1,934.08 : x
  2. Step 2: Convert to fraction form
    3,505.72/4,837.92 = 1,934.08/x
  3. Step 3: Cross multiply
    3,505.72x = 4,837.92 × 1,934.08
  4. Step 4: Simplify right side
    3,505.72x = 9,356,924.31
  5. Step 5: Solve for x
    x = 9,356,924.31/3,505.72
  6. Step 6: Final answer
    x = 2,669.04

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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.