Home / 2,982.24-4,114.08-1,933.92

Finding the Fourth Proportional to 2,982.24, 4,114.08 and 1,933.92

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Solution

The fourth proportional to 2,982.24, 4,114.08 and 1,933.92 is: 2,667.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.24 : 4,114.08 = 1,933.92 : x
  2. Step 2: Convert to fraction form
    2,982.24/4,114.08 = 1,933.92/x
  3. Step 3: Cross multiply
    2,982.24x = 4,114.08 × 1,933.92
  4. Step 4: Simplify right side
    2,982.24x = 7,956,301.59
  5. Step 5: Solve for x
    x = 7,956,301.59/2,982.24
  6. Step 6: Final answer
    x = 2,667.89

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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.