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Finding the Fourth Proportional to 3,343.76, 5,014.72 and 1,262.32

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Solution

The fourth proportional to 3,343.76, 5,014.72 and 1,262.32 is: 1,893.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.76 : 5,014.72 = 1,262.32 : x
  2. Step 2: Convert to fraction form
    3,343.76/5,014.72 = 1,262.32/x
  3. Step 3: Cross multiply
    3,343.76x = 5,014.72 × 1,262.32
  4. Step 4: Simplify right side
    3,343.76x = 6,330,181.35
  5. Step 5: Solve for x
    x = 6,330,181.35/3,343.76
  6. Step 6: Final answer
    x = 1,893.13

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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.