Home / 3,932.03-5,419.90-2,984.74

Finding the Fourth Proportional to 3,932.03, 5,419.90 and 2,984.74

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Solution

The fourth proportional to 3,932.03, 5,419.90 and 2,984.74 is: 4,114.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.03 : 5,419.90 = 2,984.74 : x
  2. Step 2: Convert to fraction form
    3,932.03/5,419.90 = 2,984.74/x
  3. Step 3: Cross multiply
    3,932.03x = 5,419.90 × 2,984.74
  4. Step 4: Simplify right side
    3,932.03x = 16,176,992.33
  5. Step 5: Solve for x
    x = 16,176,992.33/3,932.03
  6. Step 6: Final answer
    x = 4,114.16

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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.