Home / 3,164.40-4,740.25-2,906.04

Finding the Fourth Proportional to 3,164.40, 4,740.25 and 2,906.04

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Solution

The fourth proportional to 3,164.40, 4,740.25 and 2,906.04 is: 4,353.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.40 : 4,740.25 = 2,906.04 : x
  2. Step 2: Convert to fraction form
    3,164.40/4,740.25 = 2,906.04/x
  3. Step 3: Cross multiply
    3,164.40x = 4,740.25 × 2,906.04
  4. Step 4: Simplify right side
    3,164.40x = 13,775,341.58
  5. Step 5: Solve for x
    x = 13,775,341.58/3,164.40
  6. Step 6: Final answer
    x = 4,353.22

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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.