Home / 2,994.05-4,131.91-1,667.75

Finding the Fourth Proportional to 2,994.05, 4,131.91 and 1,667.75

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Solution

The fourth proportional to 2,994.05, 4,131.91 and 1,667.75 is: 2,301.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.05 : 4,131.91 = 1,667.75 : x
  2. Step 2: Convert to fraction form
    2,994.05/4,131.91 = 1,667.75/x
  3. Step 3: Cross multiply
    2,994.05x = 4,131.91 × 1,667.75
  4. Step 4: Simplify right side
    2,994.05x = 6,891,001.19
  5. Step 5: Solve for x
    x = 6,891,001.19/2,994.05
  6. Step 6: Final answer
    x = 2,301.57

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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.