Home / 3,108.65-4,667.46-2,958.08

Finding the Fourth Proportional to 3,108.65, 4,667.46 and 2,958.08

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Solution

The fourth proportional to 3,108.65, 4,667.46 and 2,958.08 is: 4,441.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.65 : 4,667.46 = 2,958.08 : x
  2. Step 2: Convert to fraction form
    3,108.65/4,667.46 = 2,958.08/x
  3. Step 3: Cross multiply
    3,108.65x = 4,667.46 × 2,958.08
  4. Step 4: Simplify right side
    3,108.65x = 13,806,730.94
  5. Step 5: Solve for x
    x = 13,806,730.94/3,108.65
  6. Step 6: Final answer
    x = 4,441.39

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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.