Home / 2,905.60-4,354.82-1,343.49

Finding the Fourth Proportional to 2,905.60, 4,354.82 and 1,343.49

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Solution

The fourth proportional to 2,905.60, 4,354.82 and 1,343.49 is: 2,013.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.60 : 4,354.82 = 1,343.49 : x
  2. Step 2: Convert to fraction form
    2,905.60/4,354.82 = 1,343.49/x
  3. Step 3: Cross multiply
    2,905.60x = 4,354.82 × 1,343.49
  4. Step 4: Simplify right side
    2,905.60x = 5,850,657.12
  5. Step 5: Solve for x
    x = 5,850,657.12/2,905.60
  6. Step 6: Final answer
    x = 2,013.58

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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.