Home / 3,342.42-5,014.32-1,262.40

Finding the Fourth Proportional to 3,342.42, 5,014.32 and 1,262.40

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Solution

The fourth proportional to 3,342.42, 5,014.32 and 1,262.40 is: 1,893.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.42 : 5,014.32 = 1,262.40 : x
  2. Step 2: Convert to fraction form
    3,342.42/5,014.32 = 1,262.40/x
  3. Step 3: Cross multiply
    3,342.42x = 5,014.32 × 1,262.40
  4. Step 4: Simplify right side
    3,342.42x = 6,330,077.57
  5. Step 5: Solve for x
    x = 6,330,077.57/3,342.42
  6. Step 6: Final answer
    x = 1,893.86

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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.