Home / 3,118.19-4,667.05-2,373.79

Finding the Fourth Proportional to 3,118.19, 4,667.05 and 2,373.79

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Solution

The fourth proportional to 3,118.19, 4,667.05 and 2,373.79 is: 3,552.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.19 : 4,667.05 = 2,373.79 : x
  2. Step 2: Convert to fraction form
    3,118.19/4,667.05 = 2,373.79/x
  3. Step 3: Cross multiply
    3,118.19x = 4,667.05 × 2,373.79
  4. Step 4: Simplify right side
    3,118.19x = 11,078,596.62
  5. Step 5: Solve for x
    x = 11,078,596.62/3,118.19
  6. Step 6: Final answer
    x = 3,552.89

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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.