Home / 3,114.74-4,667.22-1,958.06

Finding the Fourth Proportional to 3,114.74, 4,667.22 and 1,958.06

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Solution

The fourth proportional to 3,114.74, 4,667.22 and 1,958.06 is: 2,934.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.74 : 4,667.22 = 1,958.06 : x
  2. Step 2: Convert to fraction form
    3,114.74/4,667.22 = 1,958.06/x
  3. Step 3: Cross multiply
    3,114.74x = 4,667.22 × 1,958.06
  4. Step 4: Simplify right side
    3,114.74x = 9,138,673.46
  5. Step 5: Solve for x
    x = 9,138,673.46/3,114.74
  6. Step 6: Final answer
    x = 2,934.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.